120102201001020 has 192 divisors, whose sum is σ = 407446980304896. Its totient is φ = 25848374952960.

The previous prime is 120102201001009. The next prime is 120102201001021. The reversal of 120102201001020 is 20100102201021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 120102201000987 and 120102201001005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120102201001021) 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 63 ways as a sum of consecutive naturals, for example, 124172847 + ... + 125136326.

It is an arithmetic number, because the mean of its divisors is an integer number (2122119689088).

Almost surely, 2^{120102201001020} is an apocalyptic number.

120102201001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120102201001020 is an abundant number, since it is smaller than the sum of its proper divisors (287344779303876).

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

120102201001020 is a wasteful number, since it uses less digits than its factorization.

120102201001020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249309260 (or 249309258 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120102201001020 its reverse (20100102201021), we get a palindrome (140202303202041).

The spelling of 120102201001020 in words is "one hundred twenty trillion, one hundred two billion, two hundred one million, one thousand, twenty".