2091199030802 has 8 divisors (see below), whose sum is σ = 3584912624256. Its totient is φ = 896228156052.

The previous prime is 2091199030787. The next prime is 2091199030871. The reversal of 2091199030802 is 2080309911902.

It is a happy number.

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

It is a super-2 number, since 2×2091199030802² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74685679658 + ... + 74685679685.

It is an arithmetic number, because the mean of its divisors is an integer number (448114078032).

Almost surely, 2^{2091199030802} is an apocalyptic number.

2091199030802 is a deficient number, since it is larger than the sum of its proper divisors (1493713593454).

2091199030802 is a wasteful number, since it uses less digits than its factorization.

2091199030802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149371359352.

The product of its (nonzero) digits is 69984, while the sum is 44.

The spelling of 2091199030802 in words is "two trillion, ninety-one billion, one hundred ninety-nine million, thirty thousand, eight hundred two".