1211035004130 has 64 divisors (see below), whose sum is σ = 3323255989248. Its totient is φ = 276678002880.

The previous prime is 1211035004093. The next prime is 1211035004143. The reversal of 1211035004130 is 314005301121.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1211035004097 and 1211035004106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 905572 + ... + 1800591.

It is an arithmetic number, because the mean of its divisors is an integer number (51925874832).

Almost surely, 2^{1211035004130} is an apocalyptic number.

1211035004130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1211035004130 is an abundant number, since it is smaller than the sum of its proper divisors (2112220985118).

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

1211035004130 is a wasteful number, since it uses less digits than its factorization.

1211035004130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708311.

The product of its (nonzero) digits is 360, while the sum is 21.

The spelling of 1211035004130 in words is "one trillion, two hundred eleven billion, thirty-five million, four thousand, one hundred thirty".