22060661200 has 120 divisors (see below), whose sum is σ = 53913145568. Its totient is φ = 8672970240.

The previous prime is 22060661197. The next prime is 22060661239. The reversal of 22060661200 is 216606022.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19643839 + ... + 19644961.

Almost surely, 2^22060661200 is an apocalyptic number.

22060661200 is a gapful number since it is divisible by the number (20) 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 22060661200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26956572784).

22060661200 is an abundant number, since it is smaller than the sum of its proper divisors (31852484368).

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

22060661200 is a wasteful number, since it uses less digits than its factorization.

22060661200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941 (or 1930 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 22060661200 in words is "twenty-two billion, sixty million, six hundred sixty-one thousand, two hundred".