201025016 has 48 divisors (see below), whose sum is σ = 406542240. Its totient is φ = 93133440.

The previous prime is 201025007. The next prime is 201025057. The reversal of 201025016 is 610520102.

It is a super-2 number, since 2×201025016² = 80822114115600512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201024985 and 201025003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134996 + ... + 136476.

It is an arithmetic number, because the mean of its divisors is an integer number (8469630).

Almost surely, 2^201025016 is an apocalyptic number.

It is an amenable number.

201025016 is an abundant number, since it is smaller than the sum of its proper divisors (205517224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201025016 is a wasteful number, since it uses less digits than its factorization.

201025016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572 (or 1549 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 201025016 is about 14178.3290976053. The cubic root of 201025016 is about 585.8009007287.

Adding to 201025016 its reverse (610520102), we get a palindrome (811545118).

The spelling of 201025016 in words is "two hundred one million, twenty-five thousand, sixteen".