203020021222102 has 32 divisors (see below), whose sum is σ = 350429890212864. Its totient is φ = 86409986868000.

The previous prime is 203020021222063. The next prime is 203020021222147. The reversal of 203020021222102 is 201222120020302.

203020021222102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×203020021222102² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203020021222102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4263849 + ... + 20596612.

It is an arithmetic number, because the mean of its divisors is an integer number (10950934069152).

Almost surely, 2^{203020021222102} is an apocalyptic number.

203020021222102 is a deficient number, since it is larger than the sum of its proper divisors (147409868990762).

203020021222102 is a wasteful number, since it uses less digits than its factorization.

203020021222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24864484.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 203020021222102 its reverse (201222120020302), we get a palindrome (404242141242404).

The spelling of 203020021222102 in words is "two hundred three trillion, twenty billion, twenty-one million, two hundred twenty-two thousand, one hundred two".