201897462202 has 16 divisors (see below), whose sum is σ = 321056108352. Its totient is φ = 94893405120.

The previous prime is 201897462133. The next prime is 201897462211. The reversal of 201897462202 is 202264798102.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3633438 + ... + 3688585.

It is an arithmetic number, because the mean of its divisors is an integer number (20066006772).

Almost surely, 2^201897462202 is an apocalyptic number.

201897462202 is a deficient number, since it is larger than the sum of its proper divisors (119158646150).

201897462202 is a wasteful number, since it uses less digits than its factorization.

201897462202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7322853.

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 201897462202 in words is "two hundred one billion, eight hundred ninety-seven million, four hundred sixty-two thousand, two hundred two".