101223322320 has 160 divisors (see below), whose sum is σ = 338364593280. Its totient is φ = 24948449280.

The previous prime is 101223322313. The next prime is 101223322337. The reversal of 101223322320 is 23223322101.

It is a happy number.

It is a super-2 number, since 2×101223322320² (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 31 ways as a sum of consecutive naturals, for example, 83749 + ... + 457668.

It is an arithmetic number, because the mean of its divisors is an integer number (2114778708).

Almost surely, 2^101223322320 is an apocalyptic number.

101223322320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101223322320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169182296640).

101223322320 is an abundant number, since it is smaller than the sum of its proper divisors (237141270960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101223322320 is a wasteful number, since it uses less digits than its factorization.

101223322320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541493 (or 541487 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 101223322320 its reverse (23223322101), we get a palindrome (124446644421).

The spelling of 101223322320 in words is "one hundred one billion, two hundred twenty-three million, three hundred twenty-two thousand, three hundred twenty".