101021121222 has 32 divisors (see below), whose sum is σ = 231603051264. Its totient is φ = 28775973600.

The previous prime is 101021121217. The next prime is 101021121233. The reversal of 101021121222 is 222121120101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3619429 + ... + 3647232.

It is an arithmetic number, because the mean of its divisors is an integer number (7237595352).

Almost surely, 2^101021121222 is an apocalyptic number.

101021121222 is an abundant number, since it is smaller than the sum of its proper divisors (130581930042).

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

101021121222 is a wasteful number, since it uses less digits than its factorization.

101021121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7267004.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101021121222 its reverse (222121120101), we get a palindrome (323142241323).

The spelling of 101021121222 in words is "one hundred one billion, twenty-one million, one hundred twenty-one thousand, two hundred twenty-two".