1011010022001 has 12 divisors (see below), whose sum is σ = 1668968925312. Its totient is φ = 577720012536.

The previous prime is 1011010021963. The next prime is 1011010022081. The reversal of 1011010022001 is 1002200101101.

It is a happy number.

It is not a de Polignac number, because 1011010022001 - 2²⁹ = 1010473151089 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (1011010022081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8023889001 + ... + 8023889126.

It is an arithmetic number, because the mean of its divisors is an integer number (139080743776).

Almost surely, 2^{1011010022001} is an apocalyptic number.

It is an amenable number.

1011010022001 is a deficient number, since it is larger than the sum of its proper divisors (657958903311).

1011010022001 is a wasteful number, since it uses less digits than its factorization.

1011010022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16047778140 (or 16047778137 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1011010022001 its reverse (1002200101101), we get a palindrome (2013210123102).

The spelling of 1011010022001 in words is "one trillion, eleven billion, ten million, twenty-two thousand, one".