1020121101102 has 8 divisors (see below), whose sum is σ = 2040242202216. Its totient is φ = 340040367032.

The previous prime is 1020121101101. The next prime is 1020121101199. The reversal of 1020121101102 is 2011011210201.

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

1020121101102 is an admirable number.

It is a super-2 number, since 2×1020121101102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020121101101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85010091753 + ... + 85010091764.

It is an arithmetic number, because the mean of its divisors is an integer number (255030275277).

Almost surely, 2^{1020121101102} is an apocalyptic number.

1020121101102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020121101102 is a wasteful number, since it uses less digits than its factorization.

1020121101102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170020183522.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1020121101102 its reverse (2011011210201), we get a palindrome (3031132311303).

The spelling of 1020121101102 in words is "one trillion, twenty billion, one hundred twenty-one million, one hundred one thousand, one hundred two".