20311234133062 has 32 divisors (see below), whose sum is σ = 30988721111040. Its totient is φ = 9983136078240.

The previous prime is 20311234133039. The next prime is 20311234133087. The reversal of 20311234133062 is 26033143211302.

It is a happy number.

It is a congruent number.

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, 574931643 + ... + 574966969.

It is an arithmetic number, because the mean of its divisors is an integer number (968397534720).

Almost surely, 2^{20311234133062} is an apocalyptic number.

20311234133062 is a deficient number, since it is larger than the sum of its proper divisors (10677486977978).

20311234133062 is a wasteful number, since it uses less digits than its factorization.

20311234133062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56076.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 20311234133062 its reverse (26033143211302), we get a palindrome (46344377344364).

The spelling of 20311234133062 in words is "twenty trillion, three hundred eleven billion, two hundred thirty-four million, one hundred thirty-three thousand, sixty-two".