215226220641300 has 216 divisors, whose sum is σ = 746308634565312. Its totient is φ = 51441179328000.

The previous prime is 215226220641287. The next prime is 215226220641323. The reversal of 215226220641300 is 3146022622512.

215226220641300 is a `hidden beast` number, since 2 + 1 + 5 + 2 + 2 + 6 + 2 + 2 + 0 + 641 + 3 + 0 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 152395849 + ... + 153801648.

It is an arithmetic number, because the mean of its divisors is an integer number (3455132567432).

Almost surely, 2^{215226220641300} is an apocalyptic number.

215226220641300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

215226220641300 is an abundant number, since it is smaller than the sum of its proper divisors (531082413924012).

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

215226220641300 is a wasteful number, since it uses less digits than its factorization.

215226220641300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306197599 (or 306197589 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 215226220641300 in words is "two hundred fifteen trillion, two hundred twenty-six billion, two hundred twenty million, six hundred forty-one thousand, three hundred".