20212323022210 has 32 divisors (see below), whose sum is σ = 39698546487552. Its totient is φ = 7348288606080.

The previous prime is 20212323022193. The next prime is 20212323022211. The reversal of 20212323022210 is 1222032321202.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (20212323022211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20094819 + ... + 21076678.

It is an arithmetic number, because the mean of its divisors is an integer number (1240579577736).

Almost surely, 2^{20212323022210} is an apocalyptic number.

20212323022210 is a deficient number, since it is larger than the sum of its proper divisors (19486223465342).

20212323022210 is a wasteful number, since it uses less digits than its factorization.

20212323022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41175978.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20212323022210 its reverse (1222032321202), we get a palindrome (21434355343412).

The spelling of 20212323022210 in words is "twenty trillion, two hundred twelve billion, three hundred twenty-three million, twenty-two thousand, two hundred ten".