200121010222012 has 48 divisors (see below), whose sum is σ = 385931111096160. Its totient is φ = 90040294656000.

The previous prime is 200121010221991. The next prime is 200121010222073. The reversal of 200121010222012 is 210222010121002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11493088 + ... + 23072344.

It is an arithmetic number, because the mean of its divisors is an integer number (8040231481170).

Almost surely, 2^{200121010222012} is an apocalyptic number.

200121010222012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

200121010222012 is a deficient number, since it is larger than the sum of its proper divisors (185810100874148).

200121010222012 is a wasteful number, since it uses less digits than its factorization.

200121010222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11583262 (or 11583260 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200121010222012 its reverse (210222010121002), we get a palindrome (410343020343014).

The spelling of 200121010222012 in words is "two hundred trillion, one hundred twenty-one billion, ten million, two hundred twenty-two thousand, twelve".