1101212220022 has 4 divisors (see below), whose sum is σ = 1651818330036. Its totient is φ = 550606110010.

The previous prime is 1101212220019. The next prime is 1101212220029. The reversal of 1101212220022 is 2200222121011.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1101212219978 and 1101212220005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101212220029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275303055004 + ... + 275303055007.

It is an arithmetic number, because the mean of its divisors is an integer number (412954582509).

Almost surely, 2^{1101212220022} is an apocalyptic number.

1101212220022 is a deficient number, since it is larger than the sum of its proper divisors (550606110014).

1101212220022 is an equidigital number, since it uses as much as digits as its factorization.

1101212220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550606110013.

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

Adding to 1101212220022 its reverse (2200222121011), we get a palindrome (3301434341033).

The spelling of 1101212220022 in words is "one trillion, one hundred one billion, two hundred twelve million, two hundred twenty thousand, twenty-two".