101002020221222 has 4 divisors (see below), whose sum is σ = 151503030331836. Its totient is φ = 50501010110610.

The previous prime is 101002020221183. The next prime is 101002020221233. The reversal of 101002020221222 is 222122020200101.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 101002020221222.

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, 25250505055304 + ... + 25250505055307.

It is an arithmetic number, because the mean of its divisors is an integer number (37875757582959).

Almost surely, 2^{101002020221222} is an apocalyptic number.

101002020221222 is a deficient number, since it is larger than the sum of its proper divisors (50501010110614).

101002020221222 is an equidigital number, since it uses as much as digits as its factorization.

101002020221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50501010110613.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 101002020221222 its reverse (222122020200101), we get a palindrome (323124040421323).

The spelling of 101002020221222 in words is "one hundred one trillion, two billion, twenty million, two hundred twenty-one thousand, two hundred twenty-two".