20100222010012 has 12 divisors (see below), whose sum is σ = 35244495374760. Its totient is φ = 10030366188656.

The previous prime is 20100222010003. The next prime is 20100222010049. The reversal of 20100222010012 is 21001022200102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20100222009974 and 20100222010001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4936201798 + ... + 4936205869.

It is an arithmetic number, because the mean of its divisors is an integer number (2937041281230).

Almost surely, 2^{20100222010012} is an apocalyptic number.

It is an amenable number.

20100222010012 is a deficient number, since it is larger than the sum of its proper divisors (15144273364748).

20100222010012 is a wasteful number, since it uses less digits than its factorization.

20100222010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9872408180 (or 9872408178 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20100222010012 its reverse (21001022200102), we get a palindrome (41101244210114).

The spelling of 20100222010012 in words is "twenty trillion, one hundred billion, two hundred twenty-two million, ten thousand, twelve".