123025030 has 32 divisors (see below), whose sum is σ = 227383200. Its totient is φ = 47907072.

The previous prime is 123025009. The next prime is 123025099. The reversal of 123025030 is 30520321.

It is a junction number, because it is equal to n+sod(n) for n = 123024995 and 123025013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63354 + ... + 65266.

It is an arithmetic number, because the mean of its divisors is an integer number (7105725).

Almost surely, 2^123025030 is an apocalyptic number.

123025030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123025030 is a deficient number, since it is larger than the sum of its proper divisors (104358170).

123025030 is a wasteful number, since it uses less digits than its factorization.

123025030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2088.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 123025030 is about 11091.6648885548. The cubic root of 123025030 is about 497.3527151694.

Adding to 123025030 its reverse (30520321), we get a palindrome (153545351).

The spelling of 123025030 in words is "one hundred twenty-three million, twenty-five thousand, thirty".