10121034020 has 48 divisors (see below), whose sum is σ = 21872809728. Its totient is φ = 3931021440.

The previous prime is 10121034013. The next prime is 10121034041. The reversal of 10121034020 is 2043012101.

It is a junction number, because it is equal to n+sod(n) for n = 10121033986 and 10121034004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 358625 + ... + 385815.

It is an arithmetic number, because the mean of its divisors is an integer number (455683536).

Almost surely, 2^10121034020 is an apocalyptic number.

10121034020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10121034020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10936404864).

10121034020 is an abundant number, since it is smaller than the sum of its proper divisors (11751775708).

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

10121034020 is a wasteful number, since it uses less digits than its factorization.

10121034020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27740 (or 27738 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10121034020 its reverse (2043012101), we get a palindrome (12164046121).

The spelling of 10121034020 in words is "ten billion, one hundred twenty-one million, thirty-four thousand, twenty".