13996202220 has 1008 divisors, whose sum is σ = 60664228128. Its totient is φ = 2664990720.

The previous prime is 13996202203. The next prime is 13996202257. The reversal of 13996202220 is 2220269931.

13996202220 is a `hidden beast` number, since 1 + 3 + 9 + 9 + 620 + 2 + 2 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 335 ways as a sum of consecutive naturals, for example, 102161992 + ... + 102162128.

It is an arithmetic number, because the mean of its divisors is an integer number (60182766).

Almost surely, 2^13996202220 is an apocalyptic number.

13996202220 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 13996202220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30332114064).

13996202220 is an abundant number, since it is smaller than the sum of its proper divisors (46668025908).

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

13996202220 is a wasteful number, since it uses less digits than its factorization.

13996202220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The spelling of 13996202220 in words is "thirteen billion, nine hundred ninety-six million, two hundred two thousand, two hundred twenty".