121246640036 has 24 divisors (see below), whose sum is σ = 214929904224. Its totient is φ = 59839401600.

The previous prime is 121246640003. The next prime is 121246640063. The reversal of 121246640036 is 630046642121.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 121246639978 and 121246640005.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210236 + ... + 535436.

It is an arithmetic number, because the mean of its divisors is an integer number (8955412676).

Almost surely, 2^121246640036 is an apocalyptic number.

It is an amenable number.

121246640036 is a deficient number, since it is larger than the sum of its proper divisors (93683264188).

121246640036 is a wasteful number, since it uses less digits than its factorization.

121246640036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326411 (or 326409 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 121246640036 in words is "one hundred twenty-one billion, two hundred forty-six million, six hundred forty thousand, thirty-six".