121496227020 has 120 divisors (see below), whose sum is σ = 435586513824. Its totient is φ = 27770563584.

The previous prime is 121496227003. The next prime is 121496227033. The reversal of 121496227020 is 20722694121.

121496227020 is a `hidden beast` number, since 1 + 2 + 1 + 4 + 9 + 622 + 7 + 0 + 20 = 666.

It is a super-2 number, since 2×121496227020² (a number of 23 digits) contains 22 as substring.

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

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 39 ways as a sum of consecutive naturals, for example, 5345637 + ... + 5368316.

Almost surely, 2^121496227020 is an apocalyptic number.

121496227020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121496227020 is an abundant number, since it is smaller than the sum of its proper divisors (314090286804).

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

121496227020 is a wasteful number, since it uses less digits than its factorization.

121496227020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10713981 (or 10713970 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 121496227020 in words is "one hundred twenty-one billion, four hundred ninety-six million, two hundred twenty-seven thousand, twenty".