1010120202122 has 4 divisors (see below), whose sum is σ = 1515180303186. Its totient is φ = 505060101060.

The previous prime is 1010120202121. The next prime is 1010120202193. The reversal of 1010120202122 is 2212020210101.

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., 907848801721 + 102271400401 = 952811^2 + 319799^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1010120202097 and 1010120202106.

It is not an unprimeable number, because it can be changed into a prime (1010120202121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252530050529 + ... + 252530050532.

Almost surely, 2^{1010120202122} is an apocalyptic number.

1010120202122 is a deficient number, since it is larger than the sum of its proper divisors (505060101064).

1010120202122 is an equidigital number, since it uses as much as digits as its factorization.

1010120202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505060101063.

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

Adding to 1010120202122 its reverse (2212020210101), we get a palindrome (3222140412223).

The spelling of 1010120202122 in words is "one trillion, ten billion, one hundred twenty million, two hundred two thousand, one hundred twenty-two".