2091299130902 has 4 divisors (see below), whose sum is σ = 3136948696356. Its totient is φ = 1045649565450.

The previous prime is 2091299130743. The next prime is 2091299130911. The reversal of 2091299130902 is 2090319921902.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2091299130902² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522824782724 + ... + 522824782727.

It is an arithmetic number, because the mean of its divisors is an integer number (784237174089).

Almost surely, 2^{2091299130902} is an apocalyptic number.

2091299130902 is a deficient number, since it is larger than the sum of its proper divisors (1045649565454).

2091299130902 is a wasteful number, since it uses less digits than its factorization.

2091299130902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045649565453.

The product of its (nonzero) digits is 157464, while the sum is 47.

The spelling of 2091299130902 in words is "two trillion, ninety-one billion, two hundred ninety-nine million, one hundred thirty thousand, nine hundred two".