127020121112693 has 32 divisors (see below), whose sum is σ = 137778083520000. Its totient is φ = 116691705345600.

The previous prime is 127020121112639. The next prime is 127020121112711. The reversal of 127020121112693 is 396211121020721.

It is not a de Polignac number, because 127020121112693 - 2²² = 127020116918389 is a prime.

It is a super-2 number, since 2×127020121112693² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127020121114693) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 309374258 + ... + 309784556.

It is an arithmetic number, because the mean of its divisors is an integer number (4305565110000).

Almost surely, 2^{127020121112693} is an apocalyptic number.

It is an amenable number.

127020121112693 is a deficient number, since it is larger than the sum of its proper divisors (10757962407307).

127020121112693 is a wasteful number, since it uses less digits than its factorization.

127020121112693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411825.

The product of its (nonzero) digits is 18144, while the sum is 38.

The spelling of 127020121112693 in words is "one hundred twenty-seven trillion, twenty billion, one hundred twenty-one million, one hundred twelve thousand, six hundred ninety-three".