102320221003 has 32 divisors (see below), whose sum is σ = 143354115072. Its totient is φ = 70397078400.

The previous prime is 102320220997. The next prime is 102320221037. The reversal of 102320221003 is 300122023201.

It is not a de Polignac number, because 102320221003 - 2²⁵ = 102286666571 is a prime.

It is a super-2 number, since 2×102320221003² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102320221063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2199108 + ... + 2245153.

It is an arithmetic number, because the mean of its divisors is an integer number (4479816096).

Almost surely, 2^102320221003 is an apocalyptic number.

102320221003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

102320221003 is a deficient number, since it is larger than the sum of its proper divisors (41033894069).

102320221003 is a wasteful number, since it uses less digits than its factorization.

102320221003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4444315.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 102320221003 its reverse (300122023201), we get a palindrome (402442244204).

It can be divided in two parts, 102320 and 221003, that added together give a palindrome (323323).

The spelling of 102320221003 in words is "one hundred two billion, three hundred twenty million, two hundred twenty-one thousand, three".