23001111402 has 32 divisors (see below), whose sum is σ = 47150957952. Its totient is φ = 7477314624.

The previous prime is 23001111389. The next prime is 23001111421. The reversal of 23001111402 is 20411110032.

It is a super-2 number, since 2×23001111402² (a number of 22 digits) contains 22 as substring.

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, 163453 + ... + 269664.

It is an arithmetic number, because the mean of its divisors is an integer number (1473467436).

Almost surely, 2^23001111402 is an apocalyptic number.

23001111402 is an abundant number, since it is smaller than the sum of its proper divisors (24149846550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23001111402 is a wasteful number, since it uses less digits than its factorization.

23001111402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433342.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 23001111402 its reverse (20411110032), we get a palindrome (43412221434).

The spelling of 23001111402 in words is "twenty-three billion, one million, one hundred eleven thousand, four hundred two".