2101315545032 has 128 divisors (see below), whose sum is σ = 4408417198080. Its totient is φ = 930967296000.

The previous prime is 2101315544983. The next prime is 2101315545041. The reversal of 2101315545032 is 2305455131012.

It is a self number, because there is not a number n which added to its sum of digits gives 2101315545032.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 952112873 + ... + 952115079.

It is an arithmetic number, because the mean of its divisors is an integer number (34440759360).

Almost surely, 2^{2101315545032} is an apocalyptic number.

2101315545032 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 2101315545032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2204208599040).

2101315545032 is an abundant number, since it is smaller than the sum of its proper divisors (2307101653048).

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

2101315545032 is a wasteful number, since it uses less digits than its factorization.

2101315545032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3963 (or 3959 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 2101315545032 in words is "two trillion, one hundred one billion, three hundred fifteen million, five hundred forty-five thousand, thirty-two".