1012022111120 has 20 divisors (see below), whose sum is σ = 2352951408540. Its totient is φ = 404808844416.

The previous prime is 1012022111117. The next prime is 1012022111147. The reversal of 1012022111120 is 211112202101.

It can be written as a sum of positive squares in 2 ways, for example, as 567021048064 + 445001063056 = 753008^2 + 667084^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 1012022111095 and 1012022111104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6325138115 + ... + 6325138274.

It is an arithmetic number, because the mean of its divisors is an integer number (117647570427).

Almost surely, 2^{1012022111120} is an apocalyptic number.

1012022111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012022111120 is an abundant number, since it is smaller than the sum of its proper divisors (1340929297420).

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

1012022111120 is a wasteful number, since it uses less digits than its factorization.

1012022111120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12650276402 (or 12650276396 counting only the distinct ones).

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

Adding to 1012022111120 its reverse (211112202101), we get a palindrome (1223134313221).

The spelling of 1012022111120 in words is "one trillion, twelve billion, twenty-two million, one hundred eleven thousand, one hundred twenty".