1011042101 has 4 divisors (see below), whose sum is σ = 1034554752. Its totient is φ = 987529452.

The previous prime is 1011042089. The next prime is 1011042107. The reversal of 1011042101 is 1012401101.

1011042101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1012401101 = 1571 ⋅644431.

It is a cyclic number.

It is not a de Polignac number, because 1011042101 - 2¹⁰ = 1011041077 is a prime.

It is a super-2 number, since 2×1011042101² = 2044412259988988402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011042107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11756261 + ... + 11756346.

It is an arithmetic number, because the mean of its divisors is an integer number (258638688).

Almost surely, 2^1011042101 is an apocalyptic number.

It is an amenable number.

1011042101 is a deficient number, since it is larger than the sum of its proper divisors (23512651).

1011042101 is an equidigital number, since it uses as much as digits as its factorization.

1011042101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23512650.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1011042101 is about 31796.8882282528. Note that the first 3 decimals coincide. The cubic root of 1011042101 is about 1003.6672352790.

Adding to 1011042101 its reverse (1012401101), we get a palindrome (2023443202).

The spelling of 1011042101 in words is "one billion, eleven million, forty-two thousand, one hundred one".