2142021022 has 8 divisors (see below), whose sum is σ = 3233497176. Its totient is φ = 1064188632.

The previous prime is 2142021001. The next prime is 2142021059. The reversal of 2142021022 is 2201202412.

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

It is a junction number, because it is equal to n+sod(n) for n = 2142020987 and 2142021005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3410548 + ... + 3411175.

It is an arithmetic number, because the mean of its divisors is an integer number (404187147).

Almost surely, 2^2142021022 is an apocalyptic number.

2142021022 is a deficient number, since it is larger than the sum of its proper divisors (1091476154).

2142021022 is a wasteful number, since it uses less digits than its factorization.

2142021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6821882.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2142021022 is about 46281.9729700453. The cubic root of 2142021022 is about 1289.0642858800.

Adding to 2142021022 its reverse (2201202412), we get a palindrome (4343223434).

The spelling of 2142021022 in words is "two billion, one hundred forty-two million, twenty-one thousand, twenty-two".