20122230021132 has 12 divisors (see below), whose sum is σ = 46951870049336. Its totient is φ = 6707410007040.

The previous prime is 20122230021121. The next prime is 20122230021133. The reversal of 20122230021132 is 23112003222102.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×20122230021132² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20122230021099 and 20122230021108.

It is not an unprimeable number, because it can be changed into a prime (20122230021133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 838426250869 + ... + 838426250892.

Almost surely, 2^{20122230021132} is an apocalyptic number.

It is an amenable number.

20122230021132 is an abundant number, since it is smaller than the sum of its proper divisors (26829640028204).

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

20122230021132 is a wasteful number, since it uses less digits than its factorization.

20122230021132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676852501768 (or 1676852501766 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20122230021132 its reverse (23112003222102), we get a palindrome (43234233243234).

The spelling of 20122230021132 in words is "twenty trillion, one hundred twenty-two billion, two hundred thirty million, twenty-one thousand, one hundred thirty-two".