2130121232032 has 24 divisors (see below), whose sum is σ = 4193730992052. Its totient is φ = 1065046694400.

The previous prime is 2130121231957. The next prime is 2130121232047. The reversal of 2130121232032 is 2302321210312.

It can be written as a sum of positive squares in 2 ways, for example, as 1982114831376 + 148006400656 = 1407876^2 + 384716^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2130121231994 and 2130121232012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2319682 + ... + 3105022.

Almost surely, 2^{2130121232032} is an apocalyptic number.

It is an amenable number.

2130121232032 is a deficient number, since it is larger than the sum of its proper divisors (2063609760020).

2130121232032 is an equidigital number, since it uses as much as digits as its factorization.

2130121232032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870112 (or 870104 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2130121232032 its reverse (2302321210312), we get a palindrome (4432442442344).

The spelling of 2130121232032 in words is "two trillion, one hundred thirty billion, one hundred twenty-one million, two hundred thirty-two thousand, thirty-two".