101221221202 has 32 divisors (see below), whose sum is σ = 159868339200. Its totient is φ = 47996289600.

The previous prime is 101221221151. The next prime is 101221221307. The reversal of 101221221202 is 202122122101.

It is a happy 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, 2523927 + ... + 2563717.

It is an arithmetic number, because the mean of its divisors is an integer number (4995885600).

Almost surely, 2^101221221202 is an apocalyptic number.

101221221202 is a deficient number, since it is larger than the sum of its proper divisors (58647117998).

101221221202 is a wasteful number, since it uses less digits than its factorization.

101221221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40602.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 101221221202 its reverse (202122122101), we get a palindrome (303343343303).

The spelling of 101221221202 in words is "one hundred one billion, two hundred twenty-one million, two hundred twenty-one thousand, two hundred two".