120212111001 has 8 divisors (see below), whose sum is σ = 164614782784. Its totient is φ = 77975423280.

The previous prime is 120212110969. The next prime is 120212111081. The reversal of 120212111001 is 100111212021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120212111001 - 2⁵ = 120212110969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120212111081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541495885 + ... + 541496106.

It is an arithmetic number, because the mean of its divisors is an integer number (20576847848).

Almost surely, 2^120212111001 is an apocalyptic number.

It is an amenable number.

120212111001 is a deficient number, since it is larger than the sum of its proper divisors (44402671783).

120212111001 is a wasteful number, since it uses less digits than its factorization.

120212111001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082992031.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120212111001 its reverse (100111212021), we get a palindrome (220323323022).

The spelling of 120212111001 in words is "one hundred twenty billion, two hundred twelve million, one hundred eleven thousand, one".