212211221102002 has 8 divisors (see below), whose sum is σ = 323535140368812. Its totient is φ = 104366174312400.

The previous prime is 212211221101933. The next prime is 212211221102053. The reversal of 212211221102002 is 200201122112212.

It can be written as a sum of positive squares in 2 ways, for example, as 138103416531081 + 74107804570921 = 11751741^2 + 8608589^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×212211221102002³ (a number of 44 digits) contains 333 as substring.

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, 869718119149 + ... + 869718119392.

Almost surely, 2^{212211221102002} is an apocalyptic number.

212211221102002 is a deficient number, since it is larger than the sum of its proper divisors (111323919266810).

212211221102002 is a wasteful number, since it uses less digits than its factorization.

212211221102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739436238604.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212211221102002 its reverse (200201122112212), we get a palindrome (412412343214214).

The spelling of 212211221102002 in words is "two hundred twelve trillion, two hundred eleven billion, two hundred twenty-one million, one hundred two thousand, two".