1023122231312 has 80 divisors (see below), whose sum is σ = 2067272150400. Its totient is φ = 490233891840.

The previous prime is 1023122231297. The next prime is 1023122231317. The reversal of 1023122231312 is 2131322213201.

It is not an unprimeable number, because it can be changed into a prime (1023122231317) 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, 5879378 + ... + 6050894.

It is an arithmetic number, because the mean of its divisors is an integer number (25840901880).

Almost surely, 2^{1023122231312} is an apocalyptic number.

It is an amenable number.

1023122231312 is an abundant number, since it is smaller than the sum of its proper divisors (1044149919088).

1023122231312 is a wasteful number, since it uses less digits than its factorization.

1023122231312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171744 (or 171738 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1023122231312 its reverse (2131322213201), we get a palindrome (3154444444513).

The spelling of 1023122231312 in words is "one trillion, twenty-three billion, one hundred twenty-two million, two hundred thirty-one thousand, three hundred twelve".