100222132121 has 8 divisors (see below), whose sum is σ = 105558244320. Its totient is φ = 94892146272.

The previous prime is 100222132111. The next prime is 100222132123. The reversal of 100222132121 is 121231222001.

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

It is not a de Polignac number, because 100222132121 - 2¹⁴ = 100222115737 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100222132121.

It is not an unprimeable number, because it can be changed into a prime (100222132123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1497980 + ... + 1563453.

It is an arithmetic number, because the mean of its divisors is an integer number (13194780540).

Almost surely, 2^100222132121 is an apocalyptic number.

It is an amenable number.

100222132121 is a deficient number, since it is larger than the sum of its proper divisors (5336112199).

100222132121 is a wasteful number, since it uses less digits than its factorization.

100222132121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3063175.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 100222132121 its reverse (121231222001), we get a palindrome (221453354122).

The spelling of 100222132121 in words is "one hundred billion, two hundred twenty-two million, one hundred thirty-two thousand, one hundred twenty-one".