101221322 has 32 divisors (see below), whose sum is σ = 164505600. Its totient is φ = 46564848.

The previous prime is 101221319. The next prime is 101221327. The reversal of 101221322 is 223122101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101221297 and 101221306.

It is not an unprimeable number, because it can be changed into a prime (101221327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211079 + ... + 211557.

It is an arithmetic number, because the mean of its divisors is an integer number (5140800).

Almost surely, 2^101221322 is an apocalyptic number.

101221322 is a deficient number, since it is larger than the sum of its proper divisors (63284278).

101221322 is a wasteful number, since it uses less digits than its factorization.

101221322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 101221322 is about 10060.8807765523. The cubic root of 101221322 is about 466.0408671878.

Adding to 101221322 its reverse (223122101), we get a palindrome (324343423).

The spelling of 101221322 in words is "one hundred one million, two hundred twenty-one thousand, three hundred twenty-two".