1122021222102 has 36 divisors (see below), whose sum is σ = 2672141455620. Its totient is φ = 340006430280.

The previous prime is 1122021222079. The next prime is 1122021222139. The reversal of 1122021222102 is 2012221202211.

It is a happy number.

1122021222102 is a `hidden beast` number, since 11 + 220 + 212 + 221 + 0 + 2 = 666.

It is a super-2 number, since 2×1122021222102² (a number of 25 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 257578452 + ... + 257582807.

It is an arithmetic number, because the mean of its divisors is an integer number (74226151545).

Almost surely, 2^{1122021222102} is an apocalyptic number.

1122021222102 is an abundant number, since it is smaller than the sum of its proper divisors (1550120233518).

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

1122021222102 is a wasteful number, since it uses less digits than its factorization.

1122021222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515161289 (or 515161275 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1122021222102 its reverse (2012221202211), we get a palindrome (3134242424313).

The spelling of 1122021222102 in words is "one trillion, one hundred twenty-two billion, twenty-one million, two hundred twenty-two thousand, one hundred two".