210000021094 has 16 divisors (see below), whose sum is σ = 322720660080. Its totient is φ = 102427066240.

The previous prime is 210000021083. The next prime is 210000021107. The reversal of 210000021094 is 490120000012.

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, 577962 + ... + 868354.

It is an arithmetic number, because the mean of its divisors is an integer number (20170041255).

Almost surely, 2^210000021094 is an apocalyptic number.

210000021094 is a deficient number, since it is larger than the sum of its proper divisors (112720638986).

210000021094 is a wasteful number, since it uses less digits than its factorization.

210000021094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299255.

The product of its (nonzero) digits is 144, while the sum is 19.

The spelling of 210000021094 in words is "two hundred ten billion, twenty-one thousand, ninety-four".