201009120592 has 80 divisors (see below), whose sum is σ = 452484610560. Its totient is φ = 84724383744.

The previous prime is 201009120583. The next prime is 201009120617. The reversal of 201009120592 is 295021900102.

It is a super-2 number, since 2×201009120592² (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 15 ways as a sum of consecutive naturals, for example, 2229738 + ... + 2318134.

It is an arithmetic number, because the mean of its divisors is an integer number (5656057632).

Almost surely, 2^201009120592 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201009120592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226242305280).

201009120592 is an abundant number, since it is smaller than the sum of its proper divisors (251475489968).

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

201009120592 is a wasteful number, since it uses less digits than its factorization.

201009120592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88748 (or 88742 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 31.

The spelling of 201009120592 in words is "two hundred one billion, nine million, one hundred twenty thousand, five hundred ninety-two".