12021211331002 has 32 divisors (see below), whose sum is σ = 18369589017600. Its totient is φ = 5899033840128.

The previous prime is 12021211330969. The next prime is 12021211331029. The reversal of 12021211331002 is 20013311212021.

It is a super-2 number, since 2×12021211331002² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17340399 + ... + 18020317.

It is an arithmetic number, because the mean of its divisors is an integer number (574049656800).

Almost surely, 2^{12021211331002} is an apocalyptic number.

12021211331002 is a deficient number, since it is larger than the sum of its proper divisors (6348377686598).

12021211331002 is a wasteful number, since it uses less digits than its factorization.

12021211331002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680670.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12021211331002 its reverse (20013311212021), we get a palindrome (32034522543023).

The spelling of 12021211331002 in words is "twelve trillion, twenty-one billion, two hundred eleven million, three hundred thirty-one thousand, two".