23033011402 has 32 divisors (see below), whose sum is σ = 36767001600. Its totient is φ = 10791241200.

The previous prime is 23033011399. The next prime is 23033011429. The reversal of 23033011402 is 20411033032.

It is a super-2 number, since 2×23033011402² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 23033011402.

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, 1423377 + ... + 1439467.

It is an arithmetic number, because the mean of its divisors is an integer number (1148968800).

Almost surely, 2^23033011402 is an apocalyptic number.

23033011402 is a deficient number, since it is larger than the sum of its proper divisors (13733990198).

23033011402 is a wasteful number, since it uses less digits than its factorization.

23033011402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16522.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23033011402 its reverse (20411033032), we get a palindrome (43444044434).

The spelling of 23033011402 in words is "twenty-three billion, thirty-three million, eleven thousand, four hundred two".