21970202570150 has 24 divisors (see below), whose sum is σ = 40978405718640. Its totient is φ = 8763601686560.

The previous prime is 21970202570143. The next prime is 21970202570213. The reversal of 21970202570150 is 5107520207912.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 21970202570098 and 21970202570107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 611965409 + ... + 612001308.

It is an arithmetic number, because the mean of its divisors is an integer number (1707433571610).

Almost surely, 2^{21970202570150} is an apocalyptic number.

21970202570150 is a deficient number, since it is larger than the sum of its proper divisors (19008203148490).

21970202570150 is a wasteful number, since it uses less digits than its factorization.

21970202570150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223967088 (or 1223967083 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 41.

The spelling of 21970202570150 in words is "twenty-one trillion, nine hundred seventy billion, two hundred two million, five hundred seventy thousand, one hundred fifty".