2101110020122 has 8 divisors (see below), whose sum is σ = 3337057090836. Its totient is φ = 988757656512.

The previous prime is 2101110020117. The next prime is 2101110020143. The reversal of 2101110020122 is 2210200111012.

It can be written as a sum of positive squares in 2 ways, for example, as 2058418608961 + 42691411161 = 1434719^2 + 206619^2 .

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

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, 30898676733 + ... + 30898676800.

Almost surely, 2^{2101110020122} is an apocalyptic number.

2101110020122 is a deficient number, since it is larger than the sum of its proper divisors (1235947070714).

2101110020122 is a wasteful number, since it uses less digits than its factorization.

2101110020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61797353552.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2101110020122 its reverse (2210200111012), we get a palindrome (4311310131134).

The spelling of 2101110020122 in words is "two trillion, one hundred one billion, one hundred ten million, twenty thousand, one hundred twenty-two".