122403554341020 has 144 divisors (see below), whose sum is σ = 371879560765440. Its totient is φ = 32589225790848.

The previous prime is 122403554341009. The next prime is 122403554341051. The reversal of 122403554341020 is 20143455304221.

It is a happy number.

122403554341020 is a `hidden beast` number, since 1 + 2 + 2 + 4 + 0 + 3 + 5 + 543 + 4 + 102 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 304826817 + ... + 305228103.

It is an arithmetic number, because the mean of its divisors is an integer number (2582496949760).

Almost surely, 2^{122403554341020} is an apocalyptic number.

122403554341020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122403554341020 is an abundant number, since it is smaller than the sum of its proper divisors (249476006424420).

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

122403554341020 is a wasteful number, since it uses less digits than its factorization.

122403554341020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403984 (or 403979 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

It can be divided in two parts, 12240355 and 4341020, that added together give a cube (16581375 = 255³).

The spelling of 122403554341020 in words is "one hundred twenty-two trillion, four hundred three billion, five hundred fifty-four million, three hundred forty-one thousand, twenty".