101111001101197 has 4 divisors (see below), whose sum is σ = 101111139001440. Its totient is φ = 101110863200956.

The previous prime is 101111001101183. The next prime is 101111001101263. The reversal of 101111001101197 is 791101100111101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101111001101197 - 2²³ = 101110992712589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101111001105197) 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, 67844383 + ... + 69318700.

It is an arithmetic number, because the mean of its divisors is an integer number (25277784750360).

Almost surely, 2^{101111001101197} is an apocalyptic number.

It is an amenable number.

101111001101197 is a deficient number, since it is larger than the sum of its proper divisors (137900243).

101111001101197 is an equidigital number, since it uses as much as digits as its factorization.

101111001101197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137900242.

The product of its (nonzero) digits is 63, while the sum is 25.

Adding to 101111001101197 its reverse (791101100111101), we get a palindrome (892212101212298).

The spelling of 101111001101197 in words is "one hundred one trillion, one hundred eleven billion, one million, one hundred one thousand, one hundred ninety-seven".