7422138102 has 16 divisors (see below), whose sum is σ = 14850446832. Its totient is φ = 2473017600.

The previous prime is 7422138083. The next prime is 7422138121. The reversal of 7422138102 is 2018312247.

It is an interprime number because it is at equal distance from previous prime (7422138083) and next prime (7422138121).

It is a self number, because there is not a number n which added to its sum of digits gives 7422138102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241399 + ... + 270402.

It is an arithmetic number, because the mean of its divisors is an integer number (928152927).

Almost surely, 2^7422138102 is an apocalyptic number.

7422138102 is an abundant number, since it is smaller than the sum of its proper divisors (7428308730).

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

7422138102 is a wasteful number, since it uses less digits than its factorization.

7422138102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514223.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 7422138102 is about 86151.8316810502. The cubic root of 7422138102 is about 1950.6364875574.

The spelling of 7422138102 in words is "seven billion, four hundred twenty-two million, one hundred thirty-eight thousand, one hundred two".