21220010011195 has 8 divisors (see below), whose sum is σ = 25517172792960. Its totient is φ = 16940567489280.

The previous prime is 21220010011181. The next prime is 21220010011247. The reversal of 21220010011195 is 59111001002212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-21220010011195 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4430062326 + ... + 4430067115.

It is an arithmetic number, because the mean of its divisors is an integer number (3189646599120).

Almost surely, 2^{21220010011195} is an apocalyptic number.

21220010011195 is a deficient number, since it is larger than the sum of its proper divisors (4297162781765).

21220010011195 is an equidigital number, since it uses as much as digits as its factorization.

21220010011195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8860129925.

The product of its (nonzero) digits is 360, while the sum is 25.

The spelling of 21220010011195 in words is "twenty-one trillion, two hundred twenty billion, ten million, eleven thousand, one hundred ninety-five".