2121210211000 has 32 divisors (see below), whose sum is σ = 4963631896080. Its totient is φ = 848484084000.

The previous prime is 2121210210991. The next prime is 2121210211037. The reversal of 2121210211000 is 1120121212.

It is a super-3 number, since 3×2121210211000³ (a number of 38 digits) contains 333 as substring.

It is a congruent 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, 1060604106 + ... + 1060606105.

Almost surely, 2^{2121210211000} is an apocalyptic number.

2121210211000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2121210211000 is an abundant number, since it is smaller than the sum of its proper divisors (2842421685080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2121210211000 is a wasteful number, since it uses less digits than its factorization.

2121210211000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121210232 (or 2121210218 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2121210211000 its reverse (1120121212), we get a palindrome (2122330332212).

The spelling of 2121210211000 in words is "two trillion, one hundred twenty-one billion, two hundred ten million, two hundred eleven thousand".