120102011010 has 64 divisors (see below), whose sum is σ = 320406278400. Its totient is φ = 32013778176.

The previous prime is 120102010999. The next prime is 120102011011. The reversal of 120102011010 is 10110201021.

It is a happy number.

It is a super-2 number, since 2×120102011010² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 120102010983 and 120102011001.

It is not an unprimeable number, because it can be changed into a prime (120102011011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 560571 + ... + 744609.

It is an arithmetic number, because the mean of its divisors is an integer number (5006348100).

Almost surely, 2^120102011010 is an apocalyptic number.

120102011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120102011010 is an abundant number, since it is smaller than the sum of its proper divisors (200304267390).

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

120102011010 is a wasteful number, since it uses less digits than its factorization.

120102011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186472 (or 186466 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 120102011010 its reverse (10110201021), we get a palindrome (130212212031).

The spelling of 120102011010 in words is "one hundred twenty billion, one hundred two million, eleven thousand, ten".