1110010101021 has 8 divisors (see below), whose sum is σ = 1644459408960. Its totient is φ = 740006733996.

The previous prime is 1110010100999. The next prime is 1110010101113. The reversal of 1110010101021 is 1201010100111.

It is not a de Polignac number, because 1110010101021 - 2¹⁷ = 1110009969949 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1110010100994 and 1110010101012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110010101721) 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, 20555742585 + ... + 20555742638.

It is an arithmetic number, because the mean of its divisors is an integer number (205557426120).

Almost surely, 2^{1110010101021} is an apocalyptic number.

It is an amenable number.

1110010101021 is a deficient number, since it is larger than the sum of its proper divisors (534449307939).

1110010101021 is an equidigital number, since it uses as much as digits as its factorization.

1110010101021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41111485232 (or 41111485226 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1110010101021 its reverse (1201010100111), we get a palindrome (2311020201132).

The spelling of 1110010101021 in words is "one trillion, one hundred ten billion, ten million, one hundred one thousand, twenty-one".