20022211002 has 16 divisors (see below), whose sum is σ = 40975688160. Its totient is φ = 6518859312.

The previous prime is 20022210997. The next prime is 20022211009. The reversal of 20022211002 is 20011222002.

It is not an unprimeable number, because it can be changed into a prime (20022211009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38802477 + ... + 38802992.

It is an arithmetic number, because the mean of its divisors is an integer number (2560980510).

Almost surely, 2^20022211002 is an apocalyptic number.

20022211002 is an abundant number, since it is smaller than the sum of its proper divisors (20953477158).

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

20022211002 is a wasteful number, since it uses less digits than its factorization.

20022211002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77605517.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20022211002 its reverse (20011222002), we get a palindrome (40033433004).

The spelling of 20022211002 in words is "twenty billion, twenty-two million, two hundred eleven thousand, two".