2193050202156 has 864 divisors, whose sum is σ = 6910424801280. Its totient is φ = 585212221440.

The previous prime is 2193050202149. The next prime is 2193050202209. The reversal of 2193050202156 is 6512020503912.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2193050202156.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 17268111765 + ... + 17268111891.

Almost surely, 2^{2193050202156} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2193050202156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3455212400640).

2193050202156 is an abundant number, since it is smaller than the sum of its proper divisors (4717374599124).

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

2193050202156 is a wasteful number, since it uses less digits than its factorization.

2193050202156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 2193050202156 in words is "two trillion, one hundred ninety-three billion, fifty million, two hundred two thousand, one hundred fifty-six".