20022010021011 has 16 divisors (see below), whose sum is σ = 27648013851648. Its totient is φ = 12880006440000.

The previous prime is 20022010021003. The next prime is 20022010021049. The reversal of 20022010021011 is 11012001022002.

It is not a de Polignac number, because 20022010021011 - 2³ = 20022010021003 is a prime.

It is a super-2 number, since 2×20022010021011² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20022010021061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 999990490 + ... + 1000010511.

It is an arithmetic number, because the mean of its divisors is an integer number (1728000865728).

Almost surely, 2^{20022010021011} is an apocalyptic number.

20022010021011 is a deficient number, since it is larger than the sum of its proper divisors (7626003830637).

20022010021011 is a wasteful number, since it uses less digits than its factorization.

20022010021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000001122.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20022010021011 its reverse (11012001022002), we get a palindrome (31034011043013).

The spelling of 20022010021011 in words is "twenty trillion, twenty-two billion, ten million, twenty-one thousand, eleven".