210101996 has 24 divisors (see below), whose sum is σ = 396359040. Its totient is φ = 96872832.

The previous prime is 210101977. The next prime is 210102037. The reversal of 210101996 is 699101012.

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, 90320 + ... + 92616.

It is an arithmetic number, because the mean of its divisors is an integer number (16514960).

Almost surely, 2^210101996 is an apocalyptic number.

210101996 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

210101996 is a deficient number, since it is larger than the sum of its proper divisors (186257044).

210101996 is a wasteful number, since it uses less digits than its factorization.

210101996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4073 (or 4071 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 29.

The square root of 210101996 is about 14494.8955153185. The cubic root of 210101996 is about 594.4884108538.

The spelling of 210101996 in words is "two hundred ten million, one hundred one thousand, nine hundred ninety-six".