2100212212202 has 8 divisors (see below), whose sum is σ = 3392650496676. Its totient is φ = 969328713312.

The previous prime is 2100212212171. The next prime is 2100212212261. The reversal of 2100212212202 is 2022122120012.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1880411580961 + 219800631241 = 1371281^2 + 468829^2 .

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

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, 40388696363 + ... + 40388696414.

Almost surely, 2^{2100212212202} is an apocalyptic number.

2100212212202 is a deficient number, since it is larger than the sum of its proper divisors (1292438284474).

2100212212202 is a wasteful number, since it uses less digits than its factorization.

2100212212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80777392792.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2100212212202 its reverse (2022122120012), we get a palindrome (4122334332214).

The spelling of 2100212212202 in words is "two trillion, one hundred billion, two hundred twelve million, two hundred twelve thousand, two hundred two".