202200212121012 has 72 divisors (see below), whose sum is σ = 584135382370176. Its totient is φ = 57771347131584.

The previous prime is 202200212120987. The next prime is 202200212121023. The reversal of 202200212121012 is 210121212002202.

It is a happy number.

202200212121012 is a `hidden beast` number, since 20 + 220 + 0 + 212 + 1 + 210 + 1 + 2 = 666.

202200212121012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 143776113 + ... + 145175655.

It is an arithmetic number, because the mean of its divisors is an integer number (8112991421808).

Almost surely, 2^{202200212121012} is an apocalyptic number.

It is an amenable number.

202200212121012 is an abundant number, since it is smaller than the sum of its proper divisors (381935170249164).

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

202200212121012 is a wasteful number, since it uses less digits than its factorization.

202200212121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1972877 (or 1972872 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 202200212121012 its reverse (210121212002202), we get a palindrome (412321424123214).

It can be divided in two parts, 202200 and 212121012, that added together give a palindrome (212323212).

The spelling of 202200212121012 in words is "two hundred two trillion, two hundred billion, two hundred twelve million, one hundred twenty-one thousand, twelve".