1020091820001 has 8 divisors (see below), whose sum is σ = 1361340087744. Its totient is φ = 679452382800.

The previous prime is 1020091819997. The next prime is 1020091820023. The reversal of 1020091820001 is 1000281900201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1020091820001 - 2² = 1020091819997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1020091820101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152203725 + ... + 152210426.

It is an arithmetic number, because the mean of its divisors is an integer number (170167510968).

Almost surely, 2^{1020091820001} is an apocalyptic number.

It is an amenable number.

1020091820001 is a deficient number, since it is larger than the sum of its proper divisors (341248267743).

1020091820001 is a wasteful number, since it uses less digits than its factorization.

1020091820001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304415271.

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 1020091820001 in words is "one trillion, twenty billion, ninety-one million, eight hundred twenty thousand, one".