1031202331123 has 16 divisors (see below), whose sum is σ = 1071047819776. Its totient is φ = 992081170080.

The previous prime is 1031202331109. The next prime is 1031202331141. The reversal of 1031202331123 is 3211332021301.

It is a cyclic number.

It is not a de Polignac number, because 1031202331123 - 2²⁹ = 1030665460211 is a prime.

It is a super-2 number, since 2×1031202331123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1031202331094 and 1031202331103.

It is not an unprimeable number, because it can be changed into a prime (1031202331153) 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, 45574753 + ... + 45597373.

It is an arithmetic number, because the mean of its divisors is an integer number (66940488736).

Almost surely, 2^{1031202331123} is an apocalyptic number.

1031202331123 is a deficient number, since it is larger than the sum of its proper divisors (39845488653).

1031202331123 is a wasteful number, since it uses less digits than its factorization.

1031202331123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38554.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1031202331123 its reverse (3211332021301), we get a palindrome (4242534352424).

The spelling of 1031202331123 in words is "one trillion, thirty-one billion, two hundred two million, three hundred thirty-one thousand, one hundred twenty-three".