2101000011210 has 128 divisors (see below), whose sum is σ = 5843022796800. Its totient is φ = 536603719680.

The previous prime is 2101000011169. The next prime is 2101000011239. The reversal of 2101000011210 is 121100001012.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2101000011192 and 2101000011201.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 482005 + ... + 2105784.

It is an arithmetic number, because the mean of its divisors is an integer number (45648615600).

Almost surely, 2^{2101000011210} is an apocalyptic number.

2101000011210 is an abundant number, since it is smaller than the sum of its proper divisors (3742022785590).

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

2101000011210 is a wasteful number, since it uses less digits than its factorization.

2101000011210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2587933 (or 2587927 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 2101000011210 its reverse (121100001012), we get a palindrome (2222100012222).

The spelling of 2101000011210 in words is "two trillion, one hundred one billion, eleven thousand, two hundred ten".