202000212122 has 8 divisors (see below), whose sum is σ = 310390569972. Its totient is φ = 98536688800.

The previous prime is 202000212119. The next prime is 202000212133. The reversal of 202000212122 is 221212000202.

It can be written as a sum of positive squares in 2 ways, for example, as 126551659081 + 75448553041 = 355741^2 + 274679^2 .

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 = 202000212097 and 202000212106.

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, 1231708529 + ... + 1231708692.

Almost surely, 2^202000212122 is an apocalyptic number.

202000212122 is a deficient number, since it is larger than the sum of its proper divisors (108390357850).

202000212122 is a wasteful number, since it uses less digits than its factorization.

202000212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2463417264.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202000212122 its reverse (221212000202), we get a palindrome (423212212324).

The spelling of 202000212122 in words is "two hundred two billion, two hundred twelve thousand, one hundred twenty-two".