123021234310 has 32 divisors (see below), whose sum is σ = 244288330272. Its totient is φ = 44315339520.

The previous prime is 123021234307. The next prime is 123021234313. The reversal of 123021234310 is 13432120321.

It is an interprime number because it is at equal distance from previous prime (123021234307) and next prime (123021234313).

It is a super-2 number, since 2×123021234310² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123021234313) 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, 11535124 + ... + 11545783.

It is an arithmetic number, because the mean of its divisors is an integer number (7634010321).

Almost surely, 2^123021234310 is an apocalyptic number.

123021234310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123021234310 is a deficient number, since it is larger than the sum of its proper divisors (121267095962).

123021234310 is a wasteful number, since it uses less digits than its factorization.

123021234310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23080968.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 123021234310 its reverse (13432120321), we get a palindrome (136453354631).

The spelling of 123021234310 in words is "one hundred twenty-three billion, twenty-one million, two hundred thirty-four thousand, three hundred ten".