542224650122 has 4 divisors (see below), whose sum is σ = 813336975186. Its totient is φ = 271112325060.

The previous prime is 542224650089. The next prime is 542224650137. The reversal of 542224650122 is 221056422245.

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., 508955254921 + 33269395201 = 713411^2 + 182399^2 .

It is a super-2 number, since 2×542224650122² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135556162529 + ... + 135556162532.

Almost surely, 2^542224650122 is an apocalyptic number.

542224650122 is a deficient number, since it is larger than the sum of its proper divisors (271112325064).

542224650122 is a wasteful number, since it uses less digits than its factorization.

542224650122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271112325063.

The product of its (nonzero) digits is 76800, while the sum is 35.

The spelling of 542224650122 in words is "five hundred forty-two billion, two hundred twenty-four million, six hundred fifty thousand, one hundred twenty-two".