101220202212122 has 64 divisors (see below), whose sum is σ = 181326119581440. Its totient is φ = 41459221440000.

The previous prime is 101220202212119. The next prime is 101220202212167. The reversal of 101220202212122 is 221212202022101.

It is a junction number, because it is equal to n+sod(n) for n = 101220202212094 and 101220202212103.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 165810638 + ... + 166419974.

It is an arithmetic number, because the mean of its divisors is an integer number (2833220618460).

Almost surely, 2^{101220202212122} is an apocalyptic number.

101220202212122 is a deficient number, since it is larger than the sum of its proper divisors (80105917369318).

101220202212122 is a wasteful number, since it uses less digits than its factorization.

101220202212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613527.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 101220202212122 its reverse (221212202022101), we get a palindrome (322432404234223).

The spelling of 101220202212122 in words is "one hundred one trillion, two hundred twenty billion, two hundred two million, two hundred twelve thousand, one hundred twenty-two".