201002212042 has 8 divisors (see below), whose sum is σ = 305319816000. Its totient is φ = 99228940044.

The previous prime is 201002211989. The next prime is 201002212043. The reversal of 201002212042 is 240212200102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (201002212043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 636082792 + ... + 636083107.

It is an arithmetic number, because the mean of its divisors is an integer number (38164977000).

Almost surely, 2^201002212042 is an apocalyptic number.

201002212042 is a deficient number, since it is larger than the sum of its proper divisors (104317603958).

201002212042 is a wasteful number, since it uses less digits than its factorization.

201002212042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272165980.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 201002212042 its reverse (240212200102), we get a palindrome (441214412144).

The spelling of 201002212042 in words is "two hundred one billion, two million, two hundred twelve thousand, forty-two".