23311421133142 has 32 divisors (see below), whose sum is σ = 35141369054400. Its totient is φ = 11597737525248.

The previous prime is 23311421133103. The next prime is 23311421133149. The reversal of 23311421133142 is 24133112411332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23311421133149) 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, 2322080959 + ... + 2322090997.

It is an arithmetic number, because the mean of its divisors is an integer number (1098167782950).

Almost surely, 2^{23311421133142} is an apocalyptic number.

23311421133142 is a deficient number, since it is larger than the sum of its proper divisors (11829947921258).

23311421133142 is a wasteful number, since it uses less digits than its factorization.

23311421133142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14760.

The product of its digits is 10368, while the sum is 31.

Adding to 23311421133142 its reverse (24133112411332), we get a palindrome (47444533544474).

The spelling of 23311421133142 in words is "twenty-three trillion, three hundred eleven billion, four hundred twenty-one million, one hundred thirty-three thousand, one hundred forty-two".