1210120102 has 8 divisors (see below), whose sum is σ = 1816660800. Its totient is φ = 604566504.

The previous prime is 1210120099. The next prime is 1210120103. The reversal of 1210120102 is 2010210121.

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

It is a super-2 number, since 2×1210120102² = 2928781322528980808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210120103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243702 + ... + 248617.

It is an arithmetic number, because the mean of its divisors is an integer number (227082600).

Almost surely, 2^1210120102 is an apocalyptic number.

1210120102 is a deficient number, since it is larger than the sum of its proper divisors (606540698).

1210120102 is a wasteful number, since it uses less digits than its factorization.

1210120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493550.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1210120102 is about 34786.7805638866. The cubic root of 1210120102 is about 1065.6374920629.

Adding to 1210120102 its reverse (2010210121), we get a palindrome (3220330223).

The spelling of 1210120102 in words is "one billion, two hundred ten million, one hundred twenty thousand, one hundred two".