221022023102 has 16 divisors (see below), whose sum is σ = 352903294800. Its totient is φ = 103518296640.

The previous prime is 221022023093. The next prime is 221022023129. The reversal of 221022023102 is 201320220122.

It is a super-2 number, since 2×221022023102² (a number of 23 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, 32672849 + ... + 32679612.

It is an arithmetic number, because the mean of its divisors is an integer number (22056455925).

Almost surely, 2^221022023102 is an apocalyptic number.

221022023102 is a deficient number, since it is larger than the sum of its proper divisors (131881271698).

221022023102 is a wasteful number, since it uses less digits than its factorization.

221022023102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65352571.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 221022023102 its reverse (201320220122), we get a palindrome (422342243224).

It can be divided in two parts, 2210220 and 23102, that added together give a palindrome (2233322).

The spelling of 221022023102 in words is "two hundred twenty-one billion, twenty-two million, twenty-three thousand, one hundred two".