100222145122 has 8 divisors (see below), whose sum is σ = 163999873872. Its totient is φ = 45555520500.

The previous prime is 100222145119. The next prime is 100222145137. The reversal of 100222145122 is 221541222001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 4555552051 = 100222145122 / (1 + 0 + 0 + 2 + 2 + 2 + 1 + 4 + 5 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 100222145093 and 100222145102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2277776004 + ... + 2277776047.

It is an arithmetic number, because the mean of its divisors is an integer number (20499984234).

Almost surely, 2^100222145122 is an apocalyptic number.

100222145122 is a deficient number, since it is larger than the sum of its proper divisors (63777728750).

100222145122 is a wasteful number, since it uses less digits than its factorization.

100222145122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4555552064.

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 100222145122 its reverse (221541222001), we get a palindrome (321763367123).

The spelling of 100222145122 in words is "one hundred billion, two hundred twenty-two million, one hundred forty-five thousand, one hundred twenty-two".