125021343401 has 8 divisors (see below), whose sum is σ = 128211181824. Its totient is φ = 121853580480.

The previous prime is 125021343389. The next prime is 125021343437. The reversal of 125021343401 is 104343120521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125021343401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125021643401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5507405 + ... + 5530058.

It is an arithmetic number, because the mean of its divisors is an integer number (16026397728).

Almost surely, 2^125021343401 is an apocalyptic number.

It is an amenable number.

125021343401 is a deficient number, since it is larger than the sum of its proper divisors (3189838423).

125021343401 is a wasteful number, since it uses less digits than its factorization.

125021343401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11037751.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 125021343401 its reverse (104343120521), we get a palindrome (229364463922).

The spelling of 125021343401 in words is "one hundred twenty-five billion, twenty-one million, three hundred forty-three thousand, four hundred one".