100220101020122 has 16 divisors (see below), whose sum is σ = 157053691945800. Its totient is φ = 47903086862400.

The previous prime is 100220101020019. The next prime is 100220101020139. The reversal of 100220101020122 is 221020101022001.

It can be written as a sum of positive squares in 4 ways, for example, as 97174032420721 + 3046068599401 = 9857689^2 + 1745299^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100220101020097 and 100220101020106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8554116797 + ... + 8554128512.

Almost surely, 2^{100220101020122} is an apocalyptic number.

100220101020122 is a deficient number, since it is larger than the sum of its proper divisors (56833590925678).

100220101020122 is a wasteful number, since it uses less digits than its factorization.

100220101020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17108245441.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 100220101020122 its reverse (221020101022001), we get a palindrome (321240202042123).

The spelling of 100220101020122 in words is "one hundred trillion, two hundred twenty billion, one hundred one million, twenty thousand, one hundred twenty-two".