1203123213222 has 32 divisors (see below), whose sum is σ = 2777223608064. Its totient is φ = 340346028000.

The previous prime is 1203123213203. The next prime is 1203123213349. The reversal of 1203123213222 is 2223123213021.

It is a junction number, because it is equal to n+sod(n) for n = 1203123213192 and 1203123213201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141806604 + ... + 141815087.

It is an arithmetic number, because the mean of its divisors is an integer number (86788237752).

Almost surely, 2^{1203123213222} is an apocalyptic number.

1203123213222 is an abundant number, since it is smaller than the sum of its proper divisors (1574100394842).

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

1203123213222 is a wasteful number, since it uses less digits than its factorization.

1203123213222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283621804.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1203123213222 its reverse (2223123213021), we get a palindrome (3426246426243).

The spelling of 1203123213222 in words is "one trillion, two hundred three billion, one hundred twenty-three million, two hundred thirteen thousand, two hundred twenty-two".