2210121200012 has 24 divisors (see below), whose sum is σ = 4247639902800. Its totient is φ = 997858256960.

The previous prime is 2210121200009. The next prime is 2210121200039. The reversal of 2210121200012 is 2100021210122.

It is a super-3 number, since 3×2210121200012³ (a number of 38 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2210121200012.

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, 168550583 + ... + 168563694.

It is an arithmetic number, because the mean of its divisors is an integer number (176984995950).

Almost surely, 2^{2210121200012} is an apocalyptic number.

2210121200012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2210121200012 is a deficient number, since it is larger than the sum of its proper divisors (2037518702788).

2210121200012 is a wasteful number, since it uses less digits than its factorization.

2210121200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337114441 (or 337114439 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2210121200012 its reverse (2100021210122), we get a palindrome (4310142410134).

The spelling of 2210121200012 in words is "two trillion, two hundred ten billion, one hundred twenty-one million, two hundred thousand, twelve".