120211253445 has 16 divisors (see below), whose sum is σ = 192411789120. Its totient is φ = 64088073984.

The previous prime is 120211253423. The next prime is 120211253467. The reversal of 120211253445 is 544352112021.

It is an interprime number because it is at equal distance from previous prime (120211253423) and next prime (120211253467).

It is not a de Polignac number, because 120211253445 - 2⁷ = 120211253317 is a prime.

It is a congruent number.

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, 1496719 + ... + 1574988.

It is an arithmetic number, because the mean of its divisors is an integer number (12025736820).

Almost surely, 2^120211253445 is an apocalyptic number.

120211253445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120211253445 is a deficient number, since it is larger than the sum of its proper divisors (72200535675).

120211253445 is a wasteful number, since it uses less digits than its factorization.

120211253445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3074324.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 120211253445 its reverse (544352112021), we get a palindrome (664563365466).

The spelling of 120211253445 in words is "one hundred twenty billion, two hundred eleven million, two hundred fifty-three thousand, four hundred forty-five".