1202130121131 has 12 divisors (see below), whose sum is σ = 1738176627408. Its totient is φ = 800604795024.

The previous prime is 1202130121121. The next prime is 1202130121151. The reversal of 1202130121131 is 1311210312021.

1202130121131 is a `hidden beast` number, since 120 + 2 + 1 + 301 + 211 + 31 = 666.

It is not a de Polignac number, because 1202130121131 - 2³⁵ = 1167770382763 is a prime.

It is a super-2 number, since 2×1202130121131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1202130121121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67931140 + ... + 67948833.

It is an arithmetic number, because the mean of its divisors is an integer number (144848052284).

Almost surely, 2^{1202130121131} is an apocalyptic number.

1202130121131 is a deficient number, since it is larger than the sum of its proper divisors (536046506277).

1202130121131 is a wasteful number, since it uses less digits than its factorization.

1202130121131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135880962 (or 135880959 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1202130121131 its reverse (1311210312021), we get a palindrome (2513340433152).

The spelling of 1202130121131 in words is "one trillion, two hundred two billion, one hundred thirty million, one hundred twenty-one thousand, one hundred thirty-one".