1121101131021 has 8 divisors (see below), whose sum is σ = 1501216966080. Its totient is φ = 744193024992.

The previous prime is 1121101130957. The next prime is 1121101131041. The reversal of 1121101131021 is 1201311011211.

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

It is not a de Polignac number, because 1121101131021 - 2⁶ = 1121101130957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121101131041) 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, 801931441 + ... + 801932838.

It is an arithmetic number, because the mean of its divisors is an integer number (187652120760).

Almost surely, 2^{1121101131021} is an apocalyptic number.

It is an amenable number.

1121101131021 is a deficient number, since it is larger than the sum of its proper divisors (380115835059).

1121101131021 is a wasteful number, since it uses less digits than its factorization.

1121101131021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603864515.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1121101131021 its reverse (1201311011211), we get a palindrome (2322412142232).

The spelling of 1121101131021 in words is "one trillion, one hundred twenty-one billion, one hundred one million, one hundred thirty-one thousand, twenty-one".