101222111021202 has 48 divisors (see below), whose sum is σ = 221367275415000. Its totient is φ = 33425017120512.

The previous prime is 101222111021197. The next prime is 101222111021231. The reversal of 101222111021202 is 202120111222101.

It can be written as a sum of positive squares in 4 ways, for example, as 99491468160681 + 1730642860521 = 9974541^2 + 1315539^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5956924 + ... + 15424952.

Almost surely, 2^{101222111021202} is an apocalyptic number.

101222111021202 is an abundant number, since it is smaller than the sum of its proper divisors (120145164393798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101222111021202 is a wasteful number, since it uses less digits than its factorization.

101222111021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9473595 (or 9473592 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 101222111021202 its reverse (202120111222101), we get a palindrome (303342222243303).

The spelling of 101222111021202 in words is "one hundred one trillion, two hundred twenty-two billion, one hundred eleven million, twenty-one thousand, two hundred two".