1233221112102 has 48 divisors (see below), whose sum is σ = 2930171950080. Its totient is φ = 344852100432.

The previous prime is 1233221112077. The next prime is 1233221112119. The reversal of 1233221112102 is 2012111223321.

It is a super-2 number, since 2×1233221112102² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44609902 + ... + 44637537.

It is an arithmetic number, because the mean of its divisors is an integer number (61045248960).

Almost surely, 2^{1233221112102} is an apocalyptic number.

1233221112102 is an abundant number, since it is smaller than the sum of its proper divisors (1696950837978).

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

1233221112102 is a wasteful number, since it uses less digits than its factorization.

1233221112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89247505 (or 89247498 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1233221112102 its reverse (2012111223321), we get a palindrome (3245332335423).

The spelling of 1233221112102 in words is "one trillion, two hundred thirty-three billion, two hundred twenty-one million, one hundred twelve thousand, one hundred two".