1351126213011 has 24 divisors (see below), whose sum is σ = 2111905286400. Its totient is φ = 861587726472.

The previous prime is 1351126213009. The next prime is 1351126213043. The reversal of 1351126213011 is 1103126211531.

1351126213011 is a `hidden beast` number, since 1 + 3 + 5 + 1 + 1 + 2 + 621 + 30 + 1 + 1 = 666.

It is not a de Polignac number, because 1351126213011 - 2¹ = 1351126213009 is a prime.

It is a super-2 number, since 2×1351126213011² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1351126213091) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120868111 + ... + 120879288.

It is an arithmetic number, because the mean of its divisors is an integer number (87996053600).

Almost surely, 2^{1351126213011} is an apocalyptic number.

1351126213011 is a deficient number, since it is larger than the sum of its proper divisors (760779073389).

1351126213011 is an equidigital number, since it uses as much as digits as its factorization.

1351126213011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241747437 (or 241747425 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The spelling of 1351126213011 in words is "one trillion, three hundred fifty-one billion, one hundred twenty-six million, two hundred thirteen thousand, eleven".