101121043201121 has 16 divisors (see below), whose sum is σ = 102320851445760. Its totient is φ = 99928108304640.

The previous prime is 101121043201117. The next prime is 101121043201127. The reversal of 101121043201121 is 121102340121101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 101121043201121 - 2² = 101121043201117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101121043201093 and 101121043201102.

It is not an unprimeable number, because it can be changed into a prime (101121043201127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43812425 + ... + 46062681.

It is an arithmetic number, because the mean of its divisors is an integer number (6395053215360).

Almost surely, 2^{101121043201121} is an apocalyptic number.

It is an amenable number.

101121043201121 is a deficient number, since it is larger than the sum of its proper divisors (1199808244639).

101121043201121 is a wasteful number, since it uses less digits than its factorization.

101121043201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251784.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 101121043201121 its reverse (121102340121101), we get a palindrome (222223383322222).

The spelling of 101121043201121 in words is "one hundred one trillion, one hundred twenty-one billion, forty-three million, two hundred one thousand, one hundred twenty-one".