1010102112122 has 4 divisors (see below), whose sum is σ = 1515153168186. Its totient is φ = 505051056060.

The previous prime is 1010102112113. The next prime is 1010102112143. The reversal of 1010102112122 is 2212112010101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 824538457681 + 185563654441 = 908041^2 + 430771^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1010102112097 and 1010102112106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252525528029 + ... + 252525528032.

Almost surely, 2^{1010102112122} is an apocalyptic number.

1010102112122 is a deficient number, since it is larger than the sum of its proper divisors (505051056064).

1010102112122 is an equidigital number, since it uses as much as digits as its factorization.

1010102112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505051056063.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1010102112122 its reverse (2212112010101), we get a palindrome (3222214122223).

The spelling of 1010102112122 in words is "one trillion, ten billion, one hundred two million, one hundred twelve thousand, one hundred twenty-two".