1011122010121 has 8 divisors (see below), whose sum is σ = 1055337989760. Its totient is φ = 966927209952.

The previous prime is 1011122010089. The next prime is 1011122010139. The reversal of 1011122010121 is 1210102211101.

It is a happy number.

1011122010121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1011122010121 - 2⁵ = 1011122010089 is a prime.

It is a super-2 number, since 2×1011122010121² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011122010221) 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, 5197261 + ... + 5388298.

It is an arithmetic number, because the mean of its divisors is an integer number (131917248720).

Almost surely, 2^{1011122010121} is an apocalyptic number.

It is an amenable number.

1011122010121 is a deficient number, since it is larger than the sum of its proper divisors (44215979639).

1011122010121 is a wasteful number, since it uses less digits than its factorization.

1011122010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10589735.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1011122010121 its reverse (1210102211101), we get a palindrome (2221224221222).

The spelling of 1011122010121 in words is "one trillion, eleven billion, one hundred twenty-two million, ten thousand, one hundred twenty-one".