2101010011002 has 24 divisors (see below), whose sum is σ = 5202500979936. Its totient is φ = 600288574536.

The previous prime is 2101010010937. The next prime is 2101010011003. The reversal of 2101010011002 is 2001100101012.

It is a happy number.

It is a super-2 number, since 2×2101010011002² (a number of 25 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (2101010011003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8337341188 + ... + 8337341439.

It is an arithmetic number, because the mean of its divisors is an integer number (216770874164).

Almost surely, 2^{2101010011002} is an apocalyptic number.

2101010011002 is an abundant number, since it is smaller than the sum of its proper divisors (3101490968934).

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

2101010011002 is a wasteful number, since it uses less digits than its factorization.

2101010011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16674682642 (or 16674682639 counting only the distinct ones).

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

Adding to 2101010011002 its reverse (2001100101012), we get a palindrome (4102110112014).

The spelling of 2101010011002 in words is "two trillion, one hundred one billion, ten million, eleven thousand, two".