10020203142 has 16 divisors (see below), whose sum is σ = 20044218432. Its totient is φ = 3339432360.

The previous prime is 10020203119. The next prime is 10020203173. The reversal of 10020203142 is 24130202001.

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, 124084 + ... + 188247.

It is an arithmetic number, because the mean of its divisors is an integer number (1252763652).

Almost surely, 2^10020203142 is an apocalyptic number.

10020203142 is an abundant number, since it is smaller than the sum of its proper divisors (10024015290).

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

10020203142 is a wasteful number, since it uses less digits than its factorization.

10020203142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317683.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 10020203142 its reverse (24130202001), we get a palindrome (34150405143).

The spelling of 10020203142 in words is "ten billion, twenty million, two hundred three thousand, one hundred forty-two".