1201311113002 has 64 divisors (see below), whose sum is σ = 2502852307200. Its totient is φ = 417142010880.

The previous prime is 1201311112993. The next prime is 1201311113033. The reversal of 1201311113002 is 2003111131021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10287727 + ... + 10403842.

It is an arithmetic number, because the mean of its divisors is an integer number (39107067300).

Almost surely, 2^{1201311113002} is an apocalyptic number.

1201311113002 is an abundant number, since it is smaller than the sum of its proper divisors (1301541194198).

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

1201311113002 is a wasteful number, since it uses less digits than its factorization.

1201311113002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20691631.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1201311113002 its reverse (2003111131021), we get a palindrome (3204422244023).

The spelling of 1201311113002 in words is "one trillion, two hundred one billion, three hundred eleven million, one hundred thirteen thousand, two".