122454520202 has 64 divisors (see below), whose sum is σ = 222521554944. Its totient is φ = 49404358080.

The previous prime is 122454520189. The next prime is 122454520219. The reversal of 122454520202 is 202025454221.

It is a happy number.

It is a super-2 number, since 2×122454520202² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33890948 + ... + 33894560.

It is an arithmetic number, because the mean of its divisors is an integer number (3476899296).

Almost surely, 2^122454520202 is an apocalyptic number.

122454520202 is a deficient number, since it is larger than the sum of its proper divisors (100067034742).

122454520202 is a wasteful number, since it uses less digits than its factorization.

122454520202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5283.

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 122454520202 its reverse (202025454221), we get a palindrome (324479974423).

The spelling of 122454520202 in words is "one hundred twenty-two billion, four hundred fifty-four million, five hundred twenty thousand, two hundred two".