201094131 has 16 divisors (see below), whose sum is σ = 309466368. Its totient is φ = 113772000.

The previous prime is 201094123. The next prime is 201094133. The reversal of 201094131 is 131490102.

It is not a de Polignac number, because 201094131 - 2³ = 201094123 is a prime.

It is a super-2 number, since 2×201094131² = 80877699045290322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 201094098 and 201094107.

It is not an unprimeable number, because it can be changed into a prime (201094133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45285 + ... + 49526.

It is an arithmetic number, because the mean of its divisors is an integer number (19341648).

Almost surely, 2^201094131 is an apocalyptic number.

201094131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

201094131 is a deficient number, since it is larger than the sum of its proper divisors (108372237).

201094131 is a wasteful number, since it uses less digits than its factorization.

201094131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94922.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 201094131 is about 14180.7662345869. The cubic root of 201094131 is about 585.8680283444.

It can be divided in two parts, 2010 and 94131, that added together give a triangular number (96141 = T₄₃₈).

The spelling of 201094131 in words is "two hundred one million, ninety-four thousand, one hundred thirty-one".