19900211200222 has 64 divisors (see below), whose sum is σ = 31656696825600. Its totient is φ = 9367941623040.

The previous prime is 19900211200147. The next prime is 19900211200267. The reversal of 19900211200222 is 22200211200991.

It is a super-2 number, since 2×19900211200222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1173145513 + ... + 1173162475.

It is an arithmetic number, because the mean of its divisors is an integer number (494635887900).

Almost surely, 2^{19900211200222} is an apocalyptic number.

19900211200222 is a deficient number, since it is larger than the sum of its proper divisors (11756485625378).

19900211200222 is a wasteful number, since it uses less digits than its factorization.

19900211200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19801.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 19900211200222 in words is "nineteen trillion, nine hundred billion, two hundred eleven million, two hundred thousand, two hundred twenty-two".