23221020110 has 32 divisors (see below), whose sum is σ = 43628058432. Its totient is φ = 8881931520.

The previous prime is 23221020101. The next prime is 23221020131. The reversal of 23221020110 is 1102012232.

It is a happy number.

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, 878690 + ... + 904730.

It is an arithmetic number, because the mean of its divisors is an integer number (1363376826).

Almost surely, 2^23221020110 is an apocalyptic number.

23221020110 is a deficient number, since it is larger than the sum of its proper divisors (20407038322).

23221020110 is a wasteful number, since it uses less digits than its factorization.

23221020110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29948.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 23221020110 its reverse (1102012232), we get a palindrome (24323032342).

The spelling of 23221020110 in words is "twenty-three billion, two hundred twenty-one million, twenty thousand, one hundred ten".