101121222122 has 16 divisors (see below), whose sum is σ = 153258991872. Its totient is φ = 50034983040.

The previous prime is 101121222113. The next prime is 101121222127. The reversal of 101121222122 is 221222121101.

It is a self number, because there is not a number n which added to its sum of digits gives 101121222122.

It is not an unprimeable number, because it can be changed into a prime (101121222127) 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, 4315097 + ... + 4338467.

It is an arithmetic number, because the mean of its divisors is an integer number (9578686992).

Almost surely, 2^101121222122 is an apocalyptic number.

101121222122 is a deficient number, since it is larger than the sum of its proper divisors (52137769750).

101121222122 is a wasteful number, since it uses less digits than its factorization.

101121222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45773.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 101121222122 its reverse (221222121101), we get a palindrome (322343343223).

The spelling of 101121222122 in words is "one hundred one billion, one hundred twenty-one million, two hundred twenty-two thousand, one hundred twenty-two".