1211122001034 has 48 divisors (see below), whose sum is σ = 2862864411264. Its totient is φ = 366979435200.

The previous prime is 1211122001029. The next prime is 1211122001093. The reversal of 1211122001034 is 4301002211121.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1211122000998 and 1211122001016.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2532814 + ... + 2972774.

It is an arithmetic number, because the mean of its divisors is an integer number (59643008568).

Almost surely, 2^{1211122001034} is an apocalyptic number.

1211122001034 is an abundant number, since it is smaller than the sum of its proper divisors (1651742410230).

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

1211122001034 is a wasteful number, since it uses less digits than its factorization.

1211122001034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453883 (or 453880 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1211122001034 its reverse (4301002211121), we get a palindrome (5512124212155).

The spelling of 1211122001034 in words is "one trillion, two hundred eleven billion, one hundred twenty-two million, one thousand, thirty-four".