122140190284 has 12 divisors (see below), whose sum is σ = 244280380624. Its totient is φ = 52345795824.

The previous prime is 122140190281. The next prime is 122140190317. The reversal of 122140190284 is 482091041221.

It is a happy number.

122140190284 is an admirable number.

It is a super-2 number, since 2×122140190284² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122140190281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2181074799 + ... + 2181074854.

Almost surely, 2^122140190284 is an apocalyptic number.

122140190284 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

122140190284 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

122140190284 is a wasteful number, since it uses less digits than its factorization.

122140190284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4362149664 (or 4362149662 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The spelling of 122140190284 in words is "one hundred twenty-two billion, one hundred forty million, one hundred ninety thousand, two hundred eighty-four".