101010022011 has 48 divisors (see below), whose sum is σ = 148695490944. Its totient is φ = 66064626432.

The previous prime is 101010022007. The next prime is 101010022027. The reversal of 101010022011 is 110220010101.

It is a happy number.

It is not a de Polignac number, because 101010022011 - 2² = 101010022007 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 = 101010021984 and 101010022002.

It is not an unprimeable number, because it can be changed into a prime (101010022111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 77283220 + ... + 77284526.

It is an arithmetic number, because the mean of its divisors is an integer number (3097822728).

Almost surely, 2^101010022011 is an apocalyptic number.

101010022011 is a deficient number, since it is larger than the sum of its proper divisors (47685468933).

101010022011 is a wasteful number, since it uses less digits than its factorization.

101010022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040 (or 2037 counting only the distinct ones).

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

Adding to 101010022011 its reverse (110220010101), we get a palindrome (211230032112).

The spelling of 101010022011 in words is "one hundred one billion, ten million, twenty-two thousand, eleven".