20112221302 has 8 divisors (see below), whose sum is σ = 30169083456. Its totient is φ = 10055860152.

The previous prime is 20112221293. The next prime is 20112221351. The reversal of 20112221302 is 20312221102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268 + ... + 200560.

It is an arithmetic number, because the mean of its divisors is an integer number (3771135432).

Almost surely, 2^20112221302 is an apocalyptic number.

20112221302 is a deficient number, since it is larger than the sum of its proper divisors (10056862154).

20112221302 is a wasteful number, since it uses less digits than its factorization.

20112221302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250502.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20112221302 its reverse (20312221102), we get a palindrome (40424442404).

The spelling of 20112221302 in words is "twenty billion, one hundred twelve million, two hundred twenty-one thousand, three hundred two".