20111010011222 has 48 divisors (see below), whose sum is σ = 33431975396352. Its totient is φ = 9065058893280.

The previous prime is 20111010011207. The next prime is 20111010011231. The reversal of 20111010011222 is 22211001011102.

It is a junction number, because it is equal to n+sod(n) for n = 20111010011197 and 20111010011206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6063347 + ... + 8774177.

It is an arithmetic number, because the mean of its divisors is an integer number (696499487424).

Almost surely, 2^{20111010011222} is an apocalyptic number.

20111010011222 is a deficient number, since it is larger than the sum of its proper divisors (13320965385130).

20111010011222 is a wasteful number, since it uses less digits than its factorization.

20111010011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2711373 (or 2711360 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20111010011222 its reverse (22211001011102), we get a palindrome (42322011022324).

The spelling of 20111010011222 in words is "twenty trillion, one hundred eleven billion, ten million, eleven thousand, two hundred twenty-two".