1213132311002 has 16 divisors (see below), whose sum is σ = 1864758212352. Its totient is φ = 591634334160.

The previous prime is 1213132310993. The next prime is 1213132311029. The reversal of 1213132311002 is 2001132313121.

It is a happy number.

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, 21995774 + ... + 22050857.

It is an arithmetic number, because the mean of its divisors is an integer number (116547388272).

Almost surely, 2^{1213132311002} is an apocalyptic number.

1213132311002 is a deficient number, since it is larger than the sum of its proper divisors (651625901350).

1213132311002 is a wasteful number, since it uses less digits than its factorization.

1213132311002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44046973.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1213132311002 its reverse (2001132313121), we get a palindrome (3214264624123).

The spelling of 1213132311002 in words is "one trillion, two hundred thirteen billion, one hundred thirty-two million, three hundred eleven thousand, two".