381126101229 has 20 divisors (see below), whose sum is σ = 582576911136. Its totient is φ = 248175133416.

The previous prime is 381126101227. The next prime is 381126101263. The reversal of 381126101229 is 922101621183.

381126101229 is a `hidden beast` number, since 3 + 8 + 1 + 1 + 2 + 610 + 12 + 29 = 666.

It is not a de Polignac number, because 381126101229 - 2¹ = 381126101227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 381126101193 and 381126101202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381126101227) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 54708849 + ... + 54715814.

Almost surely, 2^381126101229 is an apocalyptic number.

It is an amenable number.

381126101229 is a deficient number, since it is larger than the sum of its proper divisors (201450809907).

381126101229 is a wasteful number, since it uses less digits than its factorization.

381126101229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109424718 (or 109424709 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The spelling of 381126101229 in words is "three hundred eighty-one billion, one hundred twenty-six million, one hundred one thousand, two hundred twenty-nine".