1210012100016 has 40 divisors (see below), whose sum is σ = 3138027520944. Its totient is φ = 401767956480.

The previous prime is 1210012100009. The next prime is 1210012100023. The reversal of 1210012100016 is 6100012100121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1210012100009) and next prime (1210012100023).

It is a junction number, because it is equal to n+sod(n) for n = 1210012099968 and 1210012100004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49031605 + ... + 49056276.

Almost surely, 2^{1210012100016} is an apocalyptic number.

1210012100016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1210012100016 is an abundant number, since it is smaller than the sum of its proper divisors (1928015420928).

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

1210012100016 is a wasteful number, since it uses less digits than its factorization.

1210012100016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98088149 (or 98088143 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1210012100016 its reverse (6100012100121), we get a palindrome (7310024200137).

The spelling of 1210012100016 in words is "one trillion, two hundred ten billion, twelve million, one hundred thousand, sixteen".