1201434020512 has 48 divisors (see below), whose sum is σ = 2669330311200. Its totient is φ = 527275114240.

The previous prime is 1201434020471. The next prime is 1201434020539. The reversal of 1201434020512 is 2150204341021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58837462 + ... + 58857877.

It is an arithmetic number, because the mean of its divisors is an integer number (55611048150).

Almost surely, 2^{1201434020512} is an apocalyptic number.

It is an amenable number.

1201434020512 is an abundant number, since it is smaller than the sum of its proper divisors (1467896290688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201434020512 is a wasteful number, since it uses less digits than its factorization.

1201434020512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117695389 (or 117695381 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 1201434020512 its reverse (2150204341021), we get a palindrome (3351638361533).

The spelling of 1201434020512 in words is "one trillion, two hundred one billion, four hundred thirty-four million, twenty thousand, five hundred twelve".