1020919201194 has 16 divisors (see below), whose sum is σ = 2112246623520. Its totient is φ = 328571696880.

The previous prime is 1020919201187. The next prime is 1020919201217. The reversal of 1020919201194 is 4911029190201.

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, 2933675692 + ... + 2933676039.

It is an arithmetic number, because the mean of its divisors is an integer number (132015413970).

Almost surely, 2^{1020919201194} is an apocalyptic number.

1020919201194 is an abundant number, since it is smaller than the sum of its proper divisors (1091327422326).

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

1020919201194 is a wasteful number, since it uses less digits than its factorization.

1020919201194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5867351765.

The product of its (nonzero) digits is 11664, while the sum is 39.

The spelling of 1020919201194 in words is "one trillion, twenty billion, nine hundred nineteen million, two hundred one thousand, one hundred ninety-four".