11121505525340 has 48 divisors (see below), whose sum is σ = 27312348467712. Its totient is φ = 3724411150656.

The previous prime is 11121505525337. The next prime is 11121505525363. The reversal of 11121505525340 is 4352550512111.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 11121505525340.

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, 923707064 + ... + 923719103.

It is an arithmetic number, because the mean of its divisors is an integer number (569007259744).

Almost surely, 2^{11121505525340} is an apocalyptic number.

11121505525340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11121505525340 is an abundant number, since it is smaller than the sum of its proper divisors (16190842942372).

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

11121505525340 is a wasteful number, since it uses less digits than its factorization.

11121505525340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1847426226 (or 1847426224 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 35.

The spelling of 11121505525340 in words is "eleven trillion, one hundred twenty-one billion, five hundred five million, five hundred twenty-five thousand, three hundred forty".