212002100122 has 8 divisors (see below), whose sum is σ = 331829374176. Its totient is φ = 101392308732.

The previous prime is 212002100119. The next prime is 212002100143. The reversal of 212002100122 is 221001200212.

It is a happy number.

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

It is a super-3 number, since 3×212002100122³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 2304370608 + ... + 2304370699.

It is an arithmetic number, because the mean of its divisors is an integer number (41478671772).

Almost surely, 2^212002100122 is an apocalyptic number.

212002100122 is a deficient number, since it is larger than the sum of its proper divisors (119827274054).

212002100122 is a wasteful number, since it uses less digits than its factorization.

212002100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4608741332.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 212002100122 its reverse (221001200212), we get a palindrome (433003300334).

The spelling of 212002100122 in words is "two hundred twelve billion, two million, one hundred thousand, one hundred twenty-two".