20022002198 has 16 divisors (see below), whose sum is σ = 32767282944. Its totient is φ = 9099797160.

The previous prime is 20022002179. The next prime is 20022002227. The reversal of 20022002198 is 89120022002.

It is a Curzon number.

It is a congruent number.

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, 144311 + ... + 246717.

It is an arithmetic number, because the mean of its divisors is an integer number (2047955184).

Almost surely, 2^20022002198 is an apocalyptic number.

20022002198 is a deficient number, since it is larger than the sum of its proper divisors (12745280746).

20022002198 is a wasteful number, since it uses less digits than its factorization.

20022002198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111307.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 20022002198 in words is "twenty billion, twenty-two million, two thousand, one hundred ninety-eight".