120111010002 has 32 divisors (see below), whose sum is σ = 267719780160. Its totient is φ = 39916039680.

The previous prime is 120111009971. The next prime is 120111010003. The reversal of 120111010002 is 200010111021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (120111010003) 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, 3342063 + ... + 3377810.

It is an arithmetic number, because the mean of its divisors is an integer number (8366243130).

Almost surely, 2^120111010002 is an apocalyptic number.

120111010002 is an abundant number, since it is smaller than the sum of its proper divisors (147608770158).

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

120111010002 is a wasteful number, since it uses less digits than its factorization.

120111010002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6720215 (or 6720209 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 120111010002 its reverse (200010111021), we get a palindrome (320121121023).

The spelling of 120111010002 in words is "one hundred twenty billion, one hundred eleven million, ten thousand, two".