2120101242 has 32 divisors (see below), whose sum is σ = 4849257984. Its totient is φ = 605329200.

The previous prime is 2120101223. The next prime is 2120101261. The reversal of 2120101242 is 2421010212.

It is an interprime number because it is at equal distance from previous prime (2120101223) and next prime (2120101261).

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, 47817 + ... + 80787.

It is an arithmetic number, because the mean of its divisors is an integer number (151539312).

Almost surely, 2^2120101242 is an apocalyptic number.

2120101242 is an abundant number, since it is smaller than the sum of its proper divisors (2729156742).

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

2120101242 is a wasteful number, since it uses less digits than its factorization.

2120101242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34514.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 2120101242 is about 46044.5571376249. The cubic root of 2120101242 is about 1284.6521068647.

Adding to 2120101242 its reverse (2421010212), we get a palindrome (4541111454).

The spelling of 2120101242 in words is "two billion, one hundred twenty million, one hundred one thousand, two hundred forty-two".