201012032020440 has 64 divisors (see below), whose sum is σ = 617060191334400. Its totient is φ = 52356622292352.

The previous prime is 201012032020427. The next prime is 201012032020469. The reversal of 201012032020440 is 44020230210102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19477904920 + ... + 19477915239.

It is an arithmetic number, because the mean of its divisors is an integer number (9641565489600).

Almost surely, 2^{201012032020440} is an apocalyptic number.

201012032020440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201012032020440 is an abundant number, since it is smaller than the sum of its proper divisors (416048159313960).

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

201012032020440 is a wasteful number, since it uses less digits than its factorization.

201012032020440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38955820216 (or 38955820212 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 201012032020440 its reverse (44020230210102), we get a palindrome (245032262230542).

The spelling of 201012032020440 in words is "two hundred one trillion, twelve billion, thirty-two million, twenty thousand, four hundred forty".