202122002112 has 56 divisors (see below), whose sum is σ = 566238853296. Its totient is φ = 63410823168.

The previous prime is 202122002083. The next prime is 202122002141. The reversal of 202122002112 is 211200221202.

It is an interprime number because it is at equal distance from previous prime (202122002083) and next prime (202122002141).

It is a super-3 number, since 3×202122002112³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202122002091 and 202122002100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30959053 + ... + 30965580.

Almost surely, 2^202122002112 is an apocalyptic number.

It is an amenable number.

202122002112 is an abundant number, since it is smaller than the sum of its proper divisors (364116851184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202122002112 is a wasteful number, since it uses less digits than its factorization.

202122002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61924665 (or 61924655 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202122002112 its reverse (211200221202), we get a palindrome (413322223314).

The spelling of 202122002112 in words is "two hundred two billion, one hundred twenty-two million, two thousand, one hundred twelve".