121112023132020 has 48 divisors (see below), whose sum is σ = 344861354013120. Its totient is φ = 31749140526336.

The previous prime is 121112023132003. The next prime is 121112023132039. The reversal of 121112023132020 is 20231320211121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17106214417 + ... + 17106221496.

It is an arithmetic number, because the mean of its divisors is an integer number (7184611541940).

Almost surely, 2^{121112023132020} is an apocalyptic number.

121112023132020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121112023132020 is an abundant number, since it is smaller than the sum of its proper divisors (223749330881100).

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

121112023132020 is a wasteful number, since it uses less digits than its factorization.

121112023132020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34212435984 (or 34212435982 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 121112023132020 its reverse (20231320211121), we get a palindrome (141343343343141).

The spelling of 121112023132020 in words is "one hundred twenty-one trillion, one hundred twelve billion, twenty-three million, one hundred thirty-two thousand, twenty".