201142123421102 has 8 divisors (see below), whose sum is σ = 319461019551216. Its totient is φ = 94655116904032.

The previous prime is 201142123421069. The next prime is 201142123421123. The reversal of 201142123421102 is 201124321241102.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2957972403218 + ... + 2957972403285.

It is an arithmetic number, because the mean of its divisors is an integer number (39932627443902).

Almost surely, 2^{201142123421102} is an apocalyptic number.

201142123421102 is a deficient number, since it is larger than the sum of its proper divisors (118318896130114).

201142123421102 is a wasteful number, since it uses less digits than its factorization.

201142123421102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5915944806522.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 201142123421102 its reverse (201124321241102), we get a palindrome (402266444662204).

The spelling of 201142123421102 in words is "two hundred one trillion, one hundred forty-two billion, one hundred twenty-three million, four hundred twenty-one thousand, one hundred two".