20012011222 has 8 divisors (see below), whose sum is σ = 34306304976. Its totient is φ = 8576576232.

The previous prime is 20012011169. The next prime is 20012011277. The reversal of 20012011222 is 22211021002.

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, 714714673 + ... + 714714700.

It is an arithmetic number, because the mean of its divisors is an integer number (4288288122).

Almost surely, 2^20012011222 is an apocalyptic number.

20012011222 is a deficient number, since it is larger than the sum of its proper divisors (14294293754).

20012011222 is a wasteful number, since it uses less digits than its factorization.

20012011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1429429382.

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

Adding to 20012011222 its reverse (22211021002), we get a palindrome (42223032224).

The spelling of 20012011222 in words is "twenty billion, twelve million, eleven thousand, two hundred twenty-two".