23311420122002 has 4 divisors (see below), whose sum is σ = 34967130183006. Its totient is φ = 11655710061000.

The previous prime is 23311420121981. The next prime is 23311420122041. The reversal of 23311420122002 is 20022102411332.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22387858759561 + 923561362441 = 4731581^2 + 961021^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5827855030499 + ... + 5827855030502.

Almost surely, 2^{23311420122002} is an apocalyptic number.

23311420122002 is a deficient number, since it is larger than the sum of its proper divisors (11655710061004).

23311420122002 is a wasteful number, since it uses less digits than its factorization.

23311420122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11655710061003.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 23311420122002 its reverse (20022102411332), we get a palindrome (43333522533334).

The spelling of 23311420122002 in words is "twenty-three trillion, three hundred eleven billion, four hundred twenty million, one hundred twenty-two thousand, two".