1020101112202 has 8 divisors (see below), whose sum is σ = 1531012760676. Its totient is φ = 509763525312.

The previous prime is 1020101112143. The next prime is 1020101112203. The reversal of 1020101112202 is 2022111010201.

It can be written as a sum of positive squares in 2 ways, for example, as 1019855594641 + 245517561 = 1009879^2 + 15669^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1020101112203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143510953 + ... + 143518060.

Almost surely, 2^{1020101112202} is an apocalyptic number.

1020101112202 is a deficient number, since it is larger than the sum of its proper divisors (510911648474).

1020101112202 is a wasteful number, since it uses less digits than its factorization.

1020101112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287030792.

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

Adding to 1020101112202 its reverse (2022111010201), we get a palindrome (3042212122403).

The spelling of 1020101112202 in words is "one trillion, twenty billion, one hundred one million, one hundred twelve thousand, two hundred two".