120212111000 has 64 divisors (see below), whose sum is σ = 282981142080. Its totient is φ = 47796844800.

The previous prime is 120212110969. The next prime is 120212111081. The reversal of 120212111000 is 111212021.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 192917 + ... + 526916.

It is an arithmetic number, because the mean of its divisors is an integer number (4421580345).

Almost surely, 2^120212111000 is an apocalyptic number.

120212111000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120212111000 is an abundant number, since it is smaller than the sum of its proper divisors (162769031080).

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

120212111000 is a wasteful number, since it uses less digits than its factorization.

120212111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720021 (or 720007 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120212111000 its reverse (111212021), we get a palindrome (120323323021).

It can be divided in two parts, 1202121 and 11000, that added together give a palindrome (1213121).

The spelling of 120212111000 in words is "one hundred twenty billion, two hundred twelve million, one hundred eleven thousand".