1210020102212 has 6 divisors (see below), whose sum is σ = 2117535178878. Its totient is φ = 605010051104.

The previous prime is 1210020102209. The next prime is 1210020102253. The reversal of 1210020102212 is 2122010200121.

It can be written as a sum of positive squares in only one way, i.e., 1023306235396 + 186713866816 = 1011586^2 + 432104^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151252512773 + ... + 151252512780.

It is an arithmetic number, because the mean of its divisors is an integer number (352922529813).

Almost surely, 2^{1210020102212} is an apocalyptic number.

It is an amenable number.

1210020102212 is a deficient number, since it is larger than the sum of its proper divisors (907515076666).

1210020102212 is a wasteful number, since it uses less digits than its factorization.

1210020102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302505025557 (or 302505025555 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1210020102212 its reverse (2122010200121), we get a palindrome (3332030302333).

The spelling of 1210020102212 in words is "one trillion, two hundred ten billion, twenty million, one hundred two thousand, two hundred twelve".