2105253251432 has 16 divisors (see below), whose sum is σ = 3948260068260. Its totient is φ = 1052383899904.

The previous prime is 2105253251429. The next prime is 2105253251443. The reversal of 2105253251432 is 2341523525012.

It can be written as a sum of positive squares in 2 ways, for example, as 2097613442596 + 7639808836 = 1448314^2 + 87406^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2105253251392 and 2105253251401.

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, 30303863 + ... + 30373254.

Almost surely, 2^{2105253251432} is an apocalyptic number.

It is an amenable number.

2105253251432 is a deficient number, since it is larger than the sum of its proper divisors (1843006816828).

2105253251432 is a wasteful number, since it uses less digits than its factorization.

2105253251432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60681460 (or 60681456 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 2105253251432 its reverse (2341523525012), we get a palindrome (4446776776444).

The spelling of 2105253251432 in words is "two trillion, one hundred five billion, two hundred fifty-three million, two hundred fifty-one thousand, four hundred thirty-two".