101212210200022 has 4 divisors (see below), whose sum is σ = 151818315300036. Its totient is φ = 50606105100010.

The previous prime is 101212210200011. The next prime is 101212210200053. The reversal of 101212210200022 is 220002012212101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×101212210200022² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101212210199969 and 101212210200005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25303052550004 + ... + 25303052550007.

It is an arithmetic number, because the mean of its divisors is an integer number (37954578825009).

Almost surely, 2^{101212210200022} is an apocalyptic number.

101212210200022 is a deficient number, since it is larger than the sum of its proper divisors (50606105100014).

101212210200022 is an equidigital number, since it uses as much as digits as its factorization.

101212210200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50606105100013.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 101212210200022 its reverse (220002012212101), we get a palindrome (321214222412123).

The spelling of 101212210200022 in words is "one hundred one trillion, two hundred twelve billion, two hundred ten million, two hundred thousand, twenty-two".