121022212133030 has 128 divisors (see below), whose sum is σ = 244303486560000. Its totient is φ = 42874201497600.

The previous prime is 121022212133003. The next prime is 121022212133033. The reversal of 121022212133030 is 30331212220121.

It is a super-2 number, since 2×121022212133030² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121022212132987 and 121022212133005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121022212133033) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 98896346 + ... + 100112594.

It is an arithmetic number, because the mean of its divisors is an integer number (1908620988750).

Almost surely, 2^{121022212133030} is an apocalyptic number.

121022212133030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121022212133030 is an abundant number, since it is smaller than the sum of its proper divisors (123281274426970).

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

121022212133030 is a wasteful number, since it uses less digits than its factorization.

121022212133030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216594.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 121022212133030 its reverse (30331212220121), we get a palindrome (151353424353151).

The spelling of 121022212133030 in words is "one hundred twenty-one trillion, twenty-two billion, two hundred twelve million, one hundred thirty-three thousand, thirty".