1210211100002 has 8 divisors (see below), whose sum is σ = 1873875251712. Its totient is φ = 585586016100.

The previous prime is 1210211100001. The next prime is 1210211100011. The reversal of 1210211100002 is 2000011120121.

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

It is a super-2 number, since 2×1210211100002² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1210211100001) 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, 9759766874 + ... + 9759766997.

It is an arithmetic number, because the mean of its divisors is an integer number (234234406464).

Almost surely, 2^{1210211100002} is an apocalyptic number.

1210211100002 is a deficient number, since it is larger than the sum of its proper divisors (663664151710).

1210211100002 is a wasteful number, since it uses less digits than its factorization.

1210211100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19519533904.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1210211100002 its reverse (2000011120121), we get a palindrome (3210222220123).

The spelling of 1210211100002 in words is "one trillion, two hundred ten billion, two hundred eleven million, one hundred thousand, two".