1203220332212 has 6 divisors (see below), whose sum is σ = 2105635581378. Its totient is φ = 601610166104.

The previous prime is 1203220332199. The next prime is 1203220332289. The reversal of 1203220332212 is 2122330223021.

It can be written as a sum of positive squares in only one way, i.e., 678125898256 + 525094433956 = 823484^2 + 724634^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150402541523 + ... + 150402541530.

It is an arithmetic number, because the mean of its divisors is an integer number (350939263563).

Almost surely, 2^{1203220332212} is an apocalyptic number.

It is an amenable number.

1203220332212 is a deficient number, since it is larger than the sum of its proper divisors (902415249166).

1203220332212 is a wasteful number, since it uses less digits than its factorization.

1203220332212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300805083057 (or 300805083055 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1203220332212 its reverse (2122330223021), we get a palindrome (3325550555233).

The spelling of 1203220332212 in words is "one trillion, two hundred three billion, two hundred twenty million, three hundred thirty-two thousand, two hundred twelve".