2101011004 has 24 divisors (see below), whose sum is σ = 3786451200. Its totient is φ = 1019619120.

The previous prime is 2101010987. The next prime is 2101011047. The reversal of 2101011004 is 4001101012.

It is a congruent 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, 37702 + ... + 74989.

It is an arithmetic number, because the mean of its divisors is an integer number (157768800).

Almost surely, 2^2101011004 is an apocalyptic number.

It is an amenable number.

2101011004 is a deficient number, since it is larger than the sum of its proper divisors (1685440196).

2101011004 is a wasteful number, since it uses less digits than its factorization.

2101011004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112833 (or 112831 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 2101011004 is about 45836.7865802131. The cubic root of 2101011004 is about 1280.7846352969.

Adding to 2101011004 its reverse (4001101012), we get a palindrome (6102112016).

The spelling of 2101011004 in words is "two billion, one hundred one million, eleven thousand, four".