220102121101120 has 56 divisors (see below), whose sum is σ = 524119870370304. Its totient is φ = 88040563800576.

The previous prime is 220102121101103. The next prime is 220102121101147. The reversal of 220102121101120 is 21101121201022.

It is a super-2 number, since 2×220102121101120² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 220102121101094 and 220102121101103.

It is a congruent number.

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, 117890737 + ... + 119743183.

Almost surely, 2^{220102121101120} is an apocalyptic number.

220102121101120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220102121101120 is an abundant number, since it is smaller than the sum of its proper divisors (304017749269184).

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

220102121101120 is a wasteful number, since it uses less digits than its factorization.

220102121101120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2223767 (or 2223757 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 220102121101120 its reverse (21101121201022), we get a palindrome (241203242302142).

The spelling of 220102121101120 in words is "two hundred twenty trillion, one hundred two billion, one hundred twenty-one million, one hundred one thousand, one hundred twenty".