2001222200190 has 64 divisors (see below), whose sum is σ = 4853010583872. Its totient is φ = 528100608000.

The previous prime is 2001222200189. The next prime is 2001222200227. The reversal of 2001222200190 is 910022221002.

It is a happy number.

It is a super-2 number, since 2×2001222200190² (a number of 25 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, 5686150 + ... + 6027830.

It is an arithmetic number, because the mean of its divisors is an integer number (75828290373).

Almost surely, 2^{2001222200190} is an apocalyptic number.

2001222200190 is an abundant number, since it is smaller than the sum of its proper divisors (2851788383682).

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

2001222200190 is a wasteful number, since it uses less digits than its factorization.

2001222200190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343725.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2001222200190 its reverse (910022221002), we get a palindrome (2911244421192).

The spelling of 2001222200190 in words is "two trillion, one billion, two hundred twenty-two million, two hundred thousand, one hundred ninety".