1211223001034 has 16 divisors (see below), whose sum is σ = 1819626197760. Its totient is φ = 604681645920.

The previous prime is 1211223000997. The next prime is 1211223001091. The reversal of 1211223001034 is 4301003221121.

It is a super-2 number, since 2×1211223001034² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1211223000997 and 1211223001015.

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, 3257069 + ... + 3609839.

It is an arithmetic number, because the mean of its divisors is an integer number (113726637360).

Almost surely, 2^{1211223001034} is an apocalyptic number.

1211223001034 is a deficient number, since it is larger than the sum of its proper divisors (608403196726).

1211223001034 is a wasteful number, since it uses less digits than its factorization.

1211223001034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355405.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1211223001034 its reverse (4301003221121), we get a palindrome (5512226222155).

The spelling of 1211223001034 in words is "one trillion, two hundred eleven billion, two hundred twenty-three million, one thousand, thirty-four".