121022333120020 has 12 divisors (see below), whose sum is σ = 254146899552084. Its totient is φ = 48408933248000.

The previous prime is 121022333120009. The next prime is 121022333120023. The reversal of 121022333120020 is 20021333220121.

It can be written as a sum of positive squares in 2 ways, for example, as 88381884554896 + 32640448565124 = 9401164^2 + 5713182^2 .

It is a super-2 number, since 2×121022333120020² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121022333119973 and 121022333120000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121022333120023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3025558327981 + ... + 3025558328020.

It is an arithmetic number, because the mean of its divisors is an integer number (21178908296007).

Almost surely, 2^{121022333120020} is an apocalyptic number.

121022333120020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121022333120020 is an abundant number, since it is smaller than the sum of its proper divisors (133124566432064).

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

121022333120020 is a wasteful number, since it uses less digits than its factorization.

121022333120020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6051116656010 (or 6051116656008 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 121022333120020 its reverse (20021333220121), we get a palindrome (141043666340141).

The spelling of 121022333120020 in words is "one hundred twenty-one trillion, twenty-two billion, three hundred thirty-three million, one hundred twenty thousand, twenty".