101357121 has 8 divisors (see below), whose sum is σ = 136129824. Its totient is φ = 67077920.

The previous prime is 101357119. The next prime is 101357167. The reversal of 101357121 is 121753101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101357121 - 2¹ = 101357119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101357821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122895 + ... + 123716.

It is an arithmetic number, because the mean of its divisors is an integer number (17016228).

Almost surely, 2^101357121 is an apocalyptic number.

It is an amenable number.

101357121 is a deficient number, since it is larger than the sum of its proper divisors (34772703).

101357121 is a wasteful number, since it uses less digits than its factorization.

101357121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246751.

The product of its (nonzero) digits is 210, while the sum is 21.

The square root of 101357121 is about 10067.6273768947. The cubic root of 101357121 is about 466.2491882579.

The spelling of 101357121 in words is "one hundred one million, three hundred fifty-seven thousand, one hundred twenty-one".