1131121100101 has 8 divisors (see below), whose sum is σ = 1190699599520. Its totient is φ = 1071547181712.

The previous prime is 1131121100077. The next prime is 1131121100147. The reversal of 1131121100101 is 1010011211311.

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

It is a cyclic number.

It is not a de Polignac number, because 1131121100101 - 2²³ = 1131112711493 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 (1131121100401) 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, 632535 + ... + 1631668.

It is an arithmetic number, because the mean of its divisors is an integer number (148837449940).

Almost surely, 2^{1131121100101} is an apocalyptic number.

It is an amenable number.

1131121100101 is a deficient number, since it is larger than the sum of its proper divisors (59578499419).

1131121100101 is a wasteful number, since it uses less digits than its factorization.

1131121100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290515.

The product of its (nonzero) digits is 6, while the sum is 13.

Adding to 1131121100101 its reverse (1010011211311), we get a palindrome (2141132311412).

The spelling of 1131121100101 in words is "one trillion, one hundred thirty-one billion, one hundred twenty-one million, one hundred thousand, one hundred one".