22010102012 has 6 divisors (see below), whose sum is σ = 38517678528. Its totient is φ = 11005051004.

The previous prime is 22010101973. The next prime is 22010102039. The reversal of 22010102012 is 21020101022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22010101984 and 22010102002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2751262748 + ... + 2751262755.

It is an arithmetic number, because the mean of its divisors is an integer number (6419613088).

Almost surely, 2^22010102012 is an apocalyptic number.

It is an amenable number.

22010102012 is a deficient number, since it is larger than the sum of its proper divisors (16507576516).

22010102012 is a wasteful number, since it uses less digits than its factorization.

22010102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5502525507 (or 5502525505 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22010102012 its reverse (21020101022), we get a palindrome (43030203034).

It can be divided in two parts, 2201010 and 2012, that added together give a palindrome (2203022).

The spelling of 22010102012 in words is "twenty-two billion, ten million, one hundred two thousand, twelve".