22134100212342 has 16 divisors (see below), whose sum is σ = 49186889360880. Its totient is φ = 7378033404096.

The previous prime is 22134100212281. The next prime is 22134100212347. The reversal of 22134100212342 is 24321200143122.

22134100212342 is a `hidden beast` number, since 2 + 2 + 1 + 3 + 4 + 100 + 212 + 342 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22134100212347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204945372283 + ... + 204945372390.

It is an arithmetic number, because the mean of its divisors is an integer number (3074180585055).

Almost surely, 2^{22134100212342} is an apocalyptic number.

22134100212342 is an abundant number, since it is smaller than the sum of its proper divisors (27052789148538).

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

22134100212342 is a wasteful number, since it uses less digits than its factorization.

22134100212342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409890744684 (or 409890744678 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 22134100212342 its reverse (24321200143122), we get a palindrome (46455300355464).

The spelling of 22134100212342 in words is "twenty-two trillion, one hundred thirty-four billion, one hundred million, two hundred twelve thousand, three hundred forty-two".