2101001020010 has 16 divisors (see below), whose sum is σ = 3820789485576. Its totient is φ = 831736485888.

The previous prime is 2101001019989. The next prime is 2101001020031. The reversal of 2101001020010 is 100201001012.

It is an interprime number because it is at equal distance from previous prime (2101001019989) and next prime (2101001020031).

It can be written as a sum of positive squares in 4 ways, for example, as 2021876393329 + 79124626681 = 1421927^2 + 281291^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2101001020010.

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, 1082989247 + ... + 1082991186.

Almost surely, 2^{2101001020010} is an apocalyptic number.

2101001020010 is a deficient number, since it is larger than the sum of its proper divisors (1719788465566).

2101001020010 is a wasteful number, since it uses less digits than its factorization.

2101001020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2165980537.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 2101001020010 its reverse (100201001012), we get a palindrome (2201202021022).

The spelling of 2101001020010 in words is "two trillion, one hundred one billion, one million, twenty thousand, ten".