1020112100122 has 8 divisors (see below), whose sum is σ = 1530431037972. Its totient is φ = 509968420800.

The previous prime is 1020112100093. The next prime is 1020112100141. The reversal of 1020112100122 is 2210012110201.

It can be written as a sum of positive squares in 2 ways, for example, as 1018829815641 + 1282284481 = 1009371^2 + 35809^2 .

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, 43800079 + ... + 43823362.

Almost surely, 2^{1020112100122} is an apocalyptic number.

1020112100122 is a deficient number, since it is larger than the sum of its proper divisors (510318937850).

1020112100122 is an equidigital number, since it uses as much as digits as its factorization.

1020112100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87629264.

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

Adding to 1020112100122 its reverse (2210012110201), we get a palindrome (3230124210323).

The spelling of 1020112100122 in words is "one trillion, twenty billion, one hundred twelve million, one hundred thousand, one hundred twenty-two".