220303031020102 has 4 divisors (see below), whose sum is σ = 330454546530156. Its totient is φ = 110151515510050.

The previous prime is 220303031020091. The next prime is 220303031020169. The reversal of 220303031020102 is 201020130303022.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 220303031020102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55075757755024 + ... + 55075757755027.

It is an arithmetic number, because the mean of its divisors is an integer number (82613636632539).

Almost surely, 2^{220303031020102} is an apocalyptic number.

220303031020102 is a deficient number, since it is larger than the sum of its proper divisors (110151515510054).

220303031020102 is a wasteful number, since it uses less digits than its factorization.

220303031020102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110151515510053.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 220303031020102 its reverse (201020130303022), we get a palindrome (421323161323124).

The spelling of 220303031020102 in words is "two hundred twenty trillion, three hundred three billion, thirty-one million, twenty thousand, one hundred two".