2113722454350 has 48 divisors (see below), whose sum is σ = 5645264898672. Its totient is φ = 520300911360.

The previous prime is 2113722454343. The next prime is 2113722454357. The reversal of 2113722454350 is 534542273112.

It is an interprime number because it is at equal distance from previous prime (2113722454343) and next prime (2113722454357).

It is a super-2 number, since 2×2113722454350² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 2113722454299 and 2113722454308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113722454357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 541978167 + ... + 541982066.

It is an arithmetic number, because the mean of its divisors is an integer number (117609685389).

Almost surely, 2^{2113722454350} is an apocalyptic number.

2113722454350 is an abundant number, since it is smaller than the sum of its proper divisors (3531542444322).

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

2113722454350 is a wasteful number, since it uses less digits than its factorization.

2113722454350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083960261 (or 1083960256 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 39.

The spelling of 2113722454350 in words is "two trillion, one hundred thirteen billion, seven hundred twenty-two million, four hundred fifty-four thousand, three hundred fifty".