202143340102 has 16 divisors (see below), whose sum is σ = 345161751552. Its totient is φ = 87888408520.

The previous prime is 202143340099. The next prime is 202143340151. The reversal of 202143340102 is 201043341202.

202143340102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 199745878 + ... + 199746889.

It is an arithmetic number, because the mean of its divisors is an integer number (21572609472).

Almost surely, 2^202143340102 is an apocalyptic number.

202143340102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202143340102 is a deficient number, since it is larger than the sum of its proper divisors (143018411450).

202143340102 is a wasteful number, since it uses less digits than its factorization.

202143340102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399492803.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 202143340102 its reverse (201043341202), we get a palindrome (403186681304).

It can be divided in two parts, 202143 and 340102, that added together give a palindrome (542245).

The spelling of 202143340102 in words is "two hundred two billion, one hundred forty-three million, three hundred forty thousand, one hundred two".