1020123101120 has 56 divisors (see below), whose sum is σ = 2429350488000. Its totient is φ = 408018609152.

The previous prime is 1020123101033. The next prime is 1020123101143. The reversal of 1020123101120 is 211013210201.

It is a super-2 number, since 2×1020123101120² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1020123101095 and 1020123101104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4418306 + ... + 4643454.

Almost surely, 2^{1020123101120} is an apocalyptic number.

1020123101120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020123101120 is an abundant number, since it is smaller than the sum of its proper divisors (1409227386880).

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

1020123101120 is a wasteful number, since it uses less digits than its factorization.

1020123101120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239325 (or 239315 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1020123101120 its reverse (211013210201), we get a palindrome (1231136311321).

The spelling of 1020123101120 in words is "one trillion, twenty billion, one hundred twenty-three million, one hundred one thousand, one hundred twenty".