200012121101012 has 36 divisors (see below), whose sum is σ = 386727500293428. Its totient is φ = 90443540352000.

The previous prime is 200012121100997. The next prime is 200012121101033. The reversal of 200012121101012 is 210101121210002.

It can be written as a sum of positive squares in 2 ways, for example, as 46519001994256 + 153493119106756 = 6820484^2 + 12389234^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1070497739 + ... + 1070684562.

Almost surely, 2^{200012121101012} is an apocalyptic number.

200012121101012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

200012121101012 is a deficient number, since it is larger than the sum of its proper divisors (186715379192416).

200012121101012 is a wasteful number, since it uses less digits than its factorization.

200012121101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141182520 (or 2141182507 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 200012121101012 its reverse (210101121210002), we get a palindrome (410113242311014).

The spelling of 200012121101012 in words is "two hundred trillion, twelve billion, one hundred twenty-one million, one hundred one thousand, twelve".