2201089728402 has 24 divisors (see below), whose sum is σ = 4784264267484. Its totient is φ = 731352495744.

The previous prime is 2201089728401. The next prime is 2201089728413. The reversal of 2201089728402 is 2048279801022.

It is a happy number.

2201089728402 is a `hidden beast` number, since 220 + 10 + 8 + 9 + 7 + 2 + 8 + 402 = 666.

2201089728402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1632647618001 + 568442110401 = 1277751^2 + 753951^2 .

It is not an unprimeable number, because it can be changed into a prime (2201089728401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 195334243 + ... + 195345510.

Almost surely, 2^{2201089728402} is an apocalyptic number.

2201089728402 is an abundant number, since it is smaller than the sum of its proper divisors (2583174539082).

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

2201089728402 is a wasteful number, since it uses less digits than its factorization.

2201089728402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390680074 (or 390680071 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The spelling of 2201089728402 in words is "two trillion, two hundred one billion, eighty-nine million, seven hundred twenty-eight thousand, four hundred two".