100022022021222 has 48 divisors (see below), whose sum is σ = 247769169103872. Its totient is φ = 28566690873840.

The previous prime is 100022022021169. The next prime is 100022022021223. The reversal of 100022022021222 is 222120220220001.

100022022021222 is a `hidden beast` number, since 1 + 0 + 0 + 0 + 220 + 220 + 2 + 1 + 222 = 666.

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 = 100022022021195 and 100022022021204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100022022021223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152862568 + ... + 153515499.

It is an arithmetic number, because the mean of its divisors is an integer number (5161857689664).

Almost surely, 2^{100022022021222} is an apocalyptic number.

100022022021222 is an abundant number, since it is smaller than the sum of its proper divisors (147747147082650).

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

100022022021222 is a wasteful number, since it uses less digits than its factorization.

100022022021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306380673 (or 306380670 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 100022022021222 its reverse (222120220220001), we get a palindrome (322142242241223).

The spelling of 100022022021222 in words is "one hundred trillion, twenty-two billion, twenty-two million, twenty-one thousand, two hundred twenty-two".