11922795900 has 216 divisors, whose sum is σ = 38666837664. Its totient is φ = 3070771200.

The previous prime is 11922795851. The next prime is 11922795917. The reversal of 11922795900 is 959722911.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3799132 + ... + 3802268.

Almost surely, 2^11922795900 is an apocalyptic number.

11922795900 is a gapful number since it is divisible by the number (10) 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 11922795900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19333418832).

11922795900 is an abundant number, since it is smaller than the sum of its proper divisors (26744041764).

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

11922795900 is a wasteful number, since it uses less digits than its factorization.

11922795900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3301 (or 3291 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 45.

The spelling of 11922795900 in words is "eleven billion, nine hundred twenty-two million, seven hundred ninety-five thousand, nine hundred".