2011000161510 has 24 divisors (see below), whose sum is σ = 5228600420160. Its totient is φ = 536266709712.

The previous prime is 2011000161509. The next prime is 2011000161523. The reversal of 2011000161510 is 151610001102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11172223030 + ... + 11172223209.

It is an arithmetic number, because the mean of its divisors is an integer number (217858350840).

Almost surely, 2^{2011000161510} is an apocalyptic number.

2011000161510 is an abundant number, since it is smaller than the sum of its proper divisors (3217600258650).

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

2011000161510 is a wasteful number, since it uses less digits than its factorization.

2011000161510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22344446252 (or 22344446249 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

Adding to 2011000161510 its reverse (151610001102), we get a palindrome (2162610162612).

The spelling of 2011000161510 in words is "two trillion, eleven billion, one hundred sixty-one thousand, five hundred ten".