122023545402 has 16 divisors (see below), whose sum is σ = 266233190112. Its totient is φ = 36976831920.

The previous prime is 122023545379. The next prime is 122023545407. The reversal of 122023545402 is 204545320221.

It is a self number, because there is not a number n which added to its sum of digits gives 122023545402.

It is not an unprimeable number, because it can be changed into a prime (122023545407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 924420733 + ... + 924420864.

It is an arithmetic number, because the mean of its divisors is an integer number (16639574382).

Almost surely, 2^122023545402 is an apocalyptic number.

122023545402 is an abundant number, since it is smaller than the sum of its proper divisors (144209644710).

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

122023545402 is a wasteful number, since it uses less digits than its factorization.

122023545402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1848841613.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 122023545402 its reverse (204545320221), we get a palindrome (326568865623).

The spelling of 122023545402 in words is "one hundred twenty-two billion, twenty-three million, five hundred forty-five thousand, four hundred two".