201023303030142 has 16 divisors (see below), whose sum is σ = 402052440667152. Its totient is φ = 67006795242240.

The previous prime is 201023303030117. The next prime is 201023303030177. The reversal of 201023303030142 is 241030303320102.

It is a super-2 number, since 2×201023303030142² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242660659 + ... + 243487662.

It is an arithmetic number, because the mean of its divisors is an integer number (25128277541697).

Almost surely, 2^{201023303030142} is an apocalyptic number.

201023303030142 is an abundant number, since it is smaller than the sum of its proper divisors (201029137637010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201023303030142 is a wasteful number, since it uses less digits than its factorization.

201023303030142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486217243.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 201023303030142 its reverse (241030303320102), we get a palindrome (442053606350244).

The spelling of 201023303030142 in words is "two hundred one trillion, twenty-three billion, three hundred three million, thirty thousand, one hundred forty-two".