2100021034 has 16 divisors (see below), whose sum is σ = 3268512000. Its totient is φ = 1010868480.

The previous prime is 2100021029. The next prime is 2100021089. The reversal of 2100021034 is 4301200012.

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, 75784 + ... + 99715.

It is an arithmetic number, because the mean of its divisors is an integer number (204282000).

Almost surely, 2^2100021034 is an apocalyptic number.

2100021034 is a deficient number, since it is larger than the sum of its proper divisors (1168490966).

2100021034 is a wasteful number, since it uses less digits than its factorization.

2100021034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175725.

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

The square root of 2100021034 is about 45825.9864487389. The cubic root of 2100021034 is about 1280.5834404815.

Adding to 2100021034 its reverse (4301200012), we get a palindrome (6401221046).

The spelling of 2100021034 in words is "two billion, one hundred million, twenty-one thousand, thirty-four".