123044402 has 32 divisors (see below), whose sum is σ = 214970112. Its totient is φ = 52303104.

The previous prime is 123044401. The next prime is 123044413. The reversal of 123044402 is 204440321.

It is not an unprimeable number, because it can be changed into a prime (123044401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17813 + ... + 23735.

It is an arithmetic number, because the mean of its divisors is an integer number (6717816).

Almost surely, 2^123044402 is an apocalyptic number.

123044402 is a deficient number, since it is larger than the sum of its proper divisors (91925710).

123044402 is a wasteful number, since it uses less digits than its factorization.

123044402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6002.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 123044402 is about 11092.5381225399. The cubic root of 123044402 is about 497.3788188306.

Adding to 123044402 its reverse (204440321), we get a palindrome (327484723).

The spelling of 123044402 in words is "one hundred twenty-three million, forty-four thousand, four hundred two".