2101011100210 has 64 divisors (see below), whose sum is σ = 4407577390080. Its totient is φ = 712990365120.

The previous prime is 2101011100207. The next prime is 2101011100217. The reversal of 2101011100210 is 120011101012.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (2101011100217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7361974 + ... + 7642033.

It is an arithmetic number, because the mean of its divisors is an integer number (68868396720).

Almost surely, 2^{2101011100210} is an apocalyptic number.

2101011100210 is an abundant number, since it is smaller than the sum of its proper divisors (2306566289870).

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

2101011100210 is a wasteful number, since it uses less digits than its factorization.

2101011100210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15004111.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 2101011100210 its reverse (120011101012), we get a palindrome (2221022201222).

The spelling of 2101011100210 in words is "two trillion, one hundred one billion, eleven million, one hundred thousand, two hundred ten".