101131120219 has 4 divisors (see below), whose sum is σ = 101199407400. Its totient is φ = 101062833040.

The previous prime is 101131120213. The next prime is 101131120271. The reversal of 101131120219 is 912021131101.

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

It is a cyclic number.

It is not a de Polignac number, because 101131120219 - 2⁵ = 101131120187 is a prime.

It is a super-2 number, since 2×101131120219² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101131120219.

It is not an unprimeable number, because it can be changed into a prime (101131120213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34141369 + ... + 34144330.

It is an arithmetic number, because the mean of its divisors is an integer number (25299851850).

Almost surely, 2^101131120219 is an apocalyptic number.

101131120219 is a deficient number, since it is larger than the sum of its proper divisors (68287181).

101131120219 is an equidigital number, since it uses as much as digits as its factorization.

101131120219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68287180.

The product of its (nonzero) digits is 108, while the sum is 22.

The spelling of 101131120219 in words is "one hundred one billion, one hundred thirty-one million, one hundred twenty thousand, two hundred nineteen".