1101891096426 has 64 divisors (see below), whose sum is σ = 2261671243776. Its totient is φ = 357781924800.

The previous prime is 1101891096421. The next prime is 1101891096451. The reversal of 1101891096426 is 6246901981011.

It is not an unprimeable number, because it can be changed into a prime (1101891096421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16530801 + ... + 16597323.

It is an arithmetic number, because the mean of its divisors is an integer number (35338613184).

Almost surely, 2^{1101891096426} is an apocalyptic number.

1101891096426 is an abundant number, since it is smaller than the sum of its proper divisors (1159780147350).

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

1101891096426 is a wasteful number, since it uses less digits than its factorization.

1101891096426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67027.

The product of its (nonzero) digits is 186624, while the sum is 48.

The spelling of 1101891096426 in words is "one trillion, one hundred one billion, eight hundred ninety-one million, ninety-six thousand, four hundred twenty-six".