1011020121141 has 8 divisors (see below), whose sum is σ = 1356954158784. Its totient is φ = 669549748800.

The previous prime is 1011020121131. The next prime is 1011020121151. The reversal of 1011020121141 is 1411210201101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1011020121131) and next prime (1011020121151).

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

It is not a de Polignac number, because 1011020121141 - 2²⁹ = 1010483250229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1011020121141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011020121121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1115915796 + ... + 1115916701.

It is an arithmetic number, because the mean of its divisors is an integer number (169619269848).

Almost surely, 2^{1011020121141} is an apocalyptic number.

It is an amenable number.

1011020121141 is a deficient number, since it is larger than the sum of its proper divisors (345934037643).

1011020121141 is a wasteful number, since it uses less digits than its factorization.

1011020121141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2231832651.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1011020121141 its reverse (1411210201101), we get a palindrome (2422230322242).

The spelling of 1011020121141 in words is "one trillion, eleven billion, twenty million, one hundred twenty-one thousand, one hundred forty-one".