1210123210102 has 8 divisors (see below), whose sum is σ = 1815504238296. Its totient is φ = 604955130672.

The previous prime is 1210123210069. The next prime is 1210123210129. The reversal of 1210123210102 is 2010123210121.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53222983 + ... + 53245714.

It is an arithmetic number, because the mean of its divisors is an integer number (226938029787).

Almost surely, 2^{1210123210102} is an apocalyptic number.

1210123210102 is a deficient number, since it is larger than the sum of its proper divisors (605381028194).

1210123210102 is a wasteful number, since it uses less digits than its factorization.

1210123210102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106474382.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1210123210102 its reverse (2010123210121), we get a palindrome (3220246420223).

The spelling of 1210123210102 in words is "one trillion, two hundred ten billion, one hundred twenty-three million, two hundred ten thousand, one hundred two".