2101023004 has 6 divisors (see below), whose sum is σ = 3676790264. Its totient is φ = 1050511500.

The previous prime is 2101022993. The next prime is 2101023053. The reversal of 2101023004 is 4003201012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262627872 + ... + 262627879.

Almost surely, 2^2101023004 is an apocalyptic number.

It is an amenable number.

2101023004 is a deficient number, since it is larger than the sum of its proper divisors (1575767260).

2101023004 is a wasteful number, since it uses less digits than its factorization.

2101023004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525255755 (or 525255753 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2101023004 is about 45836.9174792546. The cubic root of 2101023004 is about 1280.7870737081.

Adding to 2101023004 its reverse (4003201012), we get a palindrome (6104224016).

The spelling of 2101023004 in words is "two billion, one hundred one million, twenty-three thousand, four".