2222634545242 has 4 divisors (see below), whose sum is σ = 3333951817866. Its totient is φ = 1111317272620.

The previous prime is 2222634545161. The next prime is 2222634545249. The reversal of 2222634545242 is 2425454362222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1180028136681 + 1042606408561 = 1086291^2 + 1021081^2 .

It is a super-2 number, since 2×2222634545242² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2222634545249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555658636309 + ... + 555658636312.

Almost surely, 2^{2222634545242} is an apocalyptic number.

2222634545242 is a deficient number, since it is larger than the sum of its proper divisors (1111317272624).

2222634545242 is a wasteful number, since it uses less digits than its factorization.

2222634545242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111317272623.

The product of its digits is 1843200, while the sum is 43.

The spelling of 2222634545242 in words is "two trillion, two hundred twenty-two billion, six hundred thirty-four million, five hundred forty-five thousand, two hundred forty-two".