100212212220122 has 8 divisors (see below), whose sum is σ = 150319180735776. Its totient is φ = 50105818641532.

The previous prime is 100212212220119. The next prime is 100212212220143. The reversal of 100212212220122 is 221022212212001.

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

It is a junction number, because it is equal to n+sod(n) for n = 100212212220094 and 100212212220103.

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, 143298248 + ... + 143995875.

It is an arithmetic number, because the mean of its divisors is an integer number (18789897591972).

Almost surely, 2^{100212212220122} is an apocalyptic number.

100212212220122 is a deficient number, since it is larger than the sum of its proper divisors (50106968515654).

100212212220122 is a wasteful number, since it uses less digits than its factorization.

100212212220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287468532.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 100212212220122 its reverse (221022212212001), we get a palindrome (321234424432123).

The spelling of 100212212220122 in words is "one hundred trillion, two hundred twelve billion, two hundred twelve million, two hundred twenty thousand, one hundred twenty-two".