11022220101021 has 8 divisors (see below), whose sum is σ = 14706935250144. Its totient is φ = 7342825842960.

The previous prime is 11022220101019. The next prime is 11022220101029. The reversal of 11022220101021 is 12010102222011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11022220101021 - 2¹ = 11022220101019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022220101029) 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, 1330217931 + ... + 1330226216.

It is an arithmetic number, because the mean of its divisors is an integer number (1838366906268).

Almost surely, 2^{11022220101021} is an apocalyptic number.

It is an amenable number.

11022220101021 is a deficient number, since it is larger than the sum of its proper divisors (3684715149123).

11022220101021 is a wasteful number, since it uses less digits than its factorization.

11022220101021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2660445531.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11022220101021 its reverse (12010102222011), we get a palindrome (23032322323032).

The spelling of 11022220101021 in words is "eleven trillion, twenty-two billion, two hundred twenty million, one hundred one thousand, twenty-one".