22061016511072 has 48 divisors (see below), whose sum is σ = 54149767805952. Its totient is φ = 8595201237120.

The previous prime is 22061016511069. The next prime is 22061016511073. The reversal of 22061016511072 is 27011561016022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22061016511073) 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, 4476664848 + ... + 4476669775.

It is an arithmetic number, because the mean of its divisors is an integer number (1128120162624).

Almost surely, 2^{22061016511072} is an apocalyptic number.

22061016511072 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22061016511072 is an abundant number, since it is smaller than the sum of its proper divisors (32088751294880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22061016511072 is a wasteful number, since it uses less digits than its factorization.

22061016511072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8953334651 (or 8953334643 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 34.

Adding to 22061016511072 its reverse (27011561016022), we get a palindrome (49072577527094).

The spelling of 22061016511072 in words is "twenty-two trillion, sixty-one billion, sixteen million, five hundred eleven thousand, seventy-two".