122140540602 has 32 divisors (see below), whose sum is σ = 271524312000. Its totient is φ = 40698380304.

The previous prime is 122140540597. The next prime is 122140540637. The reversal of 122140540602 is 206045041221.

122140540602 is a `hidden beast` number, since 1 + 2 + 2 + 1 + 4 + 0 + 54 + 0 + 602 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273273 + ... + 564764.

It is an arithmetic number, because the mean of its divisors is an integer number (8485134750).

Almost surely, 2^122140540602 is an apocalyptic number.

122140540602 is an abundant number, since it is smaller than the sum of its proper divisors (149383771398).

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

122140540602 is a wasteful number, since it uses less digits than its factorization.

122140540602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840747 (or 840741 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 122140540602 its reverse (206045041221), we get a palindrome (328185581823).

The spelling of 122140540602 in words is "one hundred twenty-two billion, one hundred forty million, five hundred forty thousand, six hundred two".