2113222439700 has 216 divisors, whose sum is σ = 7011541336800. Its totient is φ = 531440421120.

The previous prime is 2113222439683. The next prime is 2113222439701. The reversal of 2113222439700 is 79342223112.

2113222439700 is a `hidden beast` number, since 2 + 1 + 1 + 322 + 243 + 97 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113222439701) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 180831 + ... + 2063769.

Almost surely, 2^{2113222439700} is an apocalyptic number.

2113222439700 is a gapful number since it is divisible by the number (20) 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 2113222439700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3505770668400).

2113222439700 is an abundant number, since it is smaller than the sum of its proper divisors (4898318897100).

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

2113222439700 is a wasteful number, since it uses less digits than its factorization.

2113222439700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1883031 (or 1883021 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 2113222439700 in words is "two trillion, one hundred thirteen billion, two hundred twenty-two million, four hundred thirty-nine thousand, seven hundred".