120203211029 has 16 divisors (see below), whose sum is σ = 138044278080. Its totient is φ = 103515384960.

The previous prime is 120203211001. The next prime is 120203211049. The reversal of 120203211029 is 920112302021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 120203211029 - 2²⁰ = 120202162453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120203210995 and 120203211013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120203211049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3875507 + ... + 3906399.

It is an arithmetic number, because the mean of its divisors is an integer number (8627767380).

Almost surely, 2^120203211029 is an apocalyptic number.

120203211029 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

120203211029 is a deficient number, since it is larger than the sum of its proper divisors (17841067051).

120203211029 is a wasteful number, since it uses less digits than its factorization.

120203211029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49540.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 120203211029 in words is "one hundred twenty billion, two hundred three million, two hundred eleven thousand, twenty-nine".