1031010121131 has 32 divisors (see below), whose sum is σ = 1382458093632. Its totient is φ = 683466792960.

The previous prime is 1031010121091. The next prime is 1031010121177. The reversal of 1031010121131 is 1311210101301.

It is not a de Polignac number, because 1031010121131 - 2⁶ = 1031010121067 is a prime.

It is a super-2 number, since 2×1031010121131² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1031010121131.

It is not an unprimeable number, because it can be changed into a prime (1031010129131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 719475991 + ... + 719477423.

It is an arithmetic number, because the mean of its divisors is an integer number (43201815426).

Almost surely, 2^{1031010121131} is an apocalyptic number.

1031010121131 is a deficient number, since it is larger than the sum of its proper divisors (351447972501).

1031010121131 is a wasteful number, since it uses less digits than its factorization.

1031010121131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3343.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 1031010121131 its reverse (1311210101301), we get a palindrome (2342220222432).

The spelling of 1031010121131 in words is "one trillion, thirty-one billion, ten million, one hundred twenty-one thousand, one hundred thirty-one".