12221022102030 has 96 divisors (see below), whose sum is σ = 36314418538944. Its totient is φ = 2793336150528.

The previous prime is 12221022102007. The next prime is 12221022102041. The reversal of 12221022102030 is 3020122012221.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12221022101994 and 12221022102012.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 78985824 + ... + 79140396.

It is an arithmetic number, because the mean of its divisors is an integer number (378275193114).

Almost surely, 2^{12221022102030} is an apocalyptic number.

12221022102030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12221022102030 is an abundant number, since it is smaller than the sum of its proper divisors (24093396436914).

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

12221022102030 is a wasteful number, since it uses less digits than its factorization.

12221022102030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280090 (or 280087 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12221022102030 its reverse (3020122012221), we get a palindrome (15241144114251).

The spelling of 12221022102030 in words is "twelve trillion, two hundred twenty-one billion, twenty-two million, one hundred two thousand, thirty".