201081913032 has 192 divisors, whose sum is σ = 680074496640. Its totient is φ = 48211384320.

The previous prime is 201081913031. The next prime is 201081913073. The reversal of 201081913032 is 230319180102.

It is a super-2 number, since 2×201081913032² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201081913031) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116193 + ... + 644720.

It is an arithmetic number, because the mean of its divisors is an integer number (3542054670).

Almost surely, 2^201081913032 is an apocalyptic number.

201081913032 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201081913032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (340037248320).

201081913032 is an abundant number, since it is smaller than the sum of its proper divisors (478992583608).

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

201081913032 is a wasteful number, since it uses less digits than its factorization.

201081913032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760964 (or 760949 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The spelling of 201081913032 in words is "two hundred one billion, eighty-one million, nine hundred thirteen thousand, thirty-two".