1230001120131 has 32 divisors (see below), whose sum is σ = 1877416455168. Its totient is φ = 701685350400.

The previous prime is 1230001120109. The next prime is 1230001120151. The reversal of 1230001120131 is 1310211000321.

It is a happy number.

It is not a de Polignac number, because 1230001120131 - 2²² = 1229996925827 is a prime.

It is a super-2 number, since 2×1230001120131² (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 1230001120131.

It is not an unprimeable number, because it can be changed into a prime (1230001120151) 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, 33030835 + ... + 33068051.

It is an arithmetic number, because the mean of its divisors is an integer number (58669264224).

Almost surely, 2^{1230001120131} is an apocalyptic number.

1230001120131 is a deficient number, since it is larger than the sum of its proper divisors (647415335037).

1230001120131 is a wasteful number, since it uses less digits than its factorization.

1230001120131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39811.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1230001120131 its reverse (1310211000321), we get a palindrome (2540212120452).

The spelling of 1230001120131 in words is "one trillion, two hundred thirty billion, one million, one hundred twenty thousand, one hundred thirty-one".