1020212122113 has 24 divisors (see below), whose sum is σ = 1481432808960. Its totient is φ = 676550871360.

The previous prime is 1020212122109. The next prime is 1020212122123. The reversal of 1020212122113 is 3112212120201.

It is not a de Polignac number, because 1020212122113 - 2² = 1020212122109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1020212122103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1699245 + ... + 2219877.

It is an arithmetic number, because the mean of its divisors is an integer number (61726367040).

Almost surely, 2^{1020212122113} is an apocalyptic number.

It is an amenable number.

1020212122113 is a deficient number, since it is larger than the sum of its proper divisors (461220686847).

1020212122113 is a wasteful number, since it uses less digits than its factorization.

1020212122113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521789 (or 521786 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1020212122113 its reverse (3112212120201), we get a palindrome (4132424242314).

The spelling of 1020212122113 in words is "one trillion, twenty billion, two hundred twelve million, one hundred twenty-two thousand, one hundred thirteen".