201000010198 has 16 divisors (see below), whose sum is σ = 325239890976. Its totient is φ = 92612787840.

The previous prime is 201000010139. The next prime is 201000010229. The reversal of 201000010198 is 891010000102.

It is a super-2 number, since 2×201000010198² (a number of 23 digits) contains 22 as substring.

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, 6502938 + ... + 6533773.

It is an arithmetic number, because the mean of its divisors is an integer number (20327493186).

Almost surely, 2^201000010198 is an apocalyptic number.

201000010198 is a deficient number, since it is larger than the sum of its proper divisors (124239880778).

201000010198 is a wasteful number, since it uses less digits than its factorization.

201000010198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13037319.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 201000010198 in words is "two hundred one billion, ten thousand, one hundred ninety-eight".