2101111210210 has 16 divisors (see below), whose sum is σ = 3801005208000. Its totient is φ = 836221144176.

The previous prime is 2101111210201. The next prime is 2101111210277. The reversal of 2101111210210 is 120121111012.

It is a happy 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, 527915400 + ... + 527919379.

It is an arithmetic number, because the mean of its divisors is an integer number (237562825500).

Almost surely, 2^{2101111210210} is an apocalyptic number.

2101111210210 is a deficient number, since it is larger than the sum of its proper divisors (1699893997790).

2101111210210 is a wasteful number, since it uses less digits than its factorization.

2101111210210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055834985.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2101111210210 its reverse (120121111012), we get a palindrome (2221232321222).

The spelling of 2101111210210 in words is "two trillion, one hundred one billion, one hundred eleven million, two hundred ten thousand, two hundred ten".