1213001032352 has 24 divisors (see below), whose sum is σ = 2396246298516. Its totient is φ = 604430543872.

The previous prime is 1213001032349. The next prime is 1213001032363. The reversal of 1213001032352 is 2532301003121.

It can be written as a sum of positive squares in 2 ways, for example, as 977733350416 + 235267681936 = 988804^2 + 485044^2 .

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, 64677113 + ... + 64695864.

Almost surely, 2^{1213001032352} is an apocalyptic number.

It is an amenable number.

1213001032352 is a deficient number, since it is larger than the sum of its proper divisors (1183245266164).

1213001032352 is a wasteful number, since it uses less digits than its factorization.

1213001032352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129373280 (or 129373272 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 1213001032352 its reverse (2532301003121), we get a palindrome (3745302035473).

The spelling of 1213001032352 in words is "one trillion, two hundred thirteen billion, one million, thirty-two thousand, three hundred fifty-two".