10101220022 has 4 divisors (see below), whose sum is σ = 15151830036. Its totient is φ = 5050610010.

The previous prime is 10101220013. The next prime is 10101220043. The reversal of 10101220022 is 22002210101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22002210101 = 17 ⋅1294247653.

It is a junction number, because it is equal to n+sod(n) for n = 10101219985 and 10101220012.

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, 2525305004 + ... + 2525305007.

It is an arithmetic number, because the mean of its divisors is an integer number (3787957509).

Almost surely, 2^10101220022 is an apocalyptic number.

10101220022 is a deficient number, since it is larger than the sum of its proper divisors (5050610014).

10101220022 is an equidigital number, since it uses as much as digits as its factorization.

10101220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050610013.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10101220022 its reverse (22002210101), we get a palindrome (32103430123).

It can be divided in two parts, 10101 and 220022, that multiplied together give a palindrome (2222442222).

The spelling of 10101220022 in words is "ten billion, one hundred one million, two hundred twenty thousand, twenty-two".