101220121221122 has 8 divisors (see below), whose sum is σ = 151894873011216. Its totient is φ = 50588496884052.

The previous prime is 101220121221119. The next prime is 101220121221161. The reversal of 101220121221122 is 221122121022101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 101220121221094 and 101220121221103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10781857388 + ... + 10781866775.

It is an arithmetic number, because the mean of its divisors is an integer number (18986859126402).

Almost surely, 2^{101220121221122} is an apocalyptic number.

101220121221122 is a deficient number, since it is larger than the sum of its proper divisors (50674751790094).

101220121221122 is a wasteful number, since it uses less digits than its factorization.

101220121221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21563726512.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 101220121221122 its reverse (221122121022101), we get a palindrome (322342242243223).

The spelling of 101220121221122 in words is "one hundred one trillion, two hundred twenty billion, one hundred twenty-one million, two hundred twenty-one thousand, one hundred twenty-two".