200012040201421 has 16 divisors (see below), whose sum is σ = 228722526748800. Its totient is φ = 171335908477440.

The previous prime is 200012040201419. The next prime is 200012040201431. The reversal of 200012040201421 is 124102040210002.

It is not a de Polignac number, because 200012040201421 - 2¹ = 200012040201419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200012040201431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117891865 + ... + 119576401.

It is an arithmetic number, because the mean of its divisors is an integer number (14295157921800).

Almost surely, 2^{200012040201421} is an apocalyptic number.

It is an amenable number.

200012040201421 is a deficient number, since it is larger than the sum of its proper divisors (28710486547379).

200012040201421 is a wasteful number, since it uses less digits than its factorization.

200012040201421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1694724.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 200012040201421 its reverse (124102040210002), we get a palindrome (324114080411423).

The spelling of 200012040201421 in words is "two hundred trillion, twelve billion, forty million, two hundred one thousand, four hundred twenty-one".