102022221223120 has 80 divisors (see below), whose sum is σ = 260802975541248. Its totient is φ = 36806871467520.

The previous prime is 102022221223099. The next prime is 102022221223121. The reversal of 102022221223120 is 21322122220201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 102022221223091 and 102022221223100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102022221223121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 456322659 + ... + 456546178.

Almost surely, 2^{102022221223120} is an apocalyptic number.

102022221223120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102022221223120 is an abundant number, since it is smaller than the sum of its proper divisors (158780754318128).

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

102022221223120 is a wasteful number, since it uses less digits than its factorization.

102022221223120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912868988 (or 912868982 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 102022221223120 its reverse (21322122220201), we get a palindrome (123344343443321).

The spelling of 102022221223120 in words is "one hundred two trillion, twenty-two billion, two hundred twenty-one million, two hundred twenty-three thousand, one hundred twenty".