201021034093357 has 2 divisors, whose sum is σ = 201021034093358. Its totient is φ = 201021034093356.

The previous prime is 201021034093331. The next prime is 201021034093421. The reversal of 201021034093357 is 753390430120102.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142772602665001 + 58248431428356 = 11948749^2 + 7632066^2 .

It is a cyclic number.

It is not a de Polignac number, because 201021034093357 - 2¹⁵ = 201021034060589 is a prime.

It is a super-2 number, since 2×201021034093357² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201021034093157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510517046678 + 100510517046679.

It is an arithmetic number, because the mean of its divisors is an integer number (100510517046679).

Almost surely, 2^{201021034093357} is an apocalyptic number.

It is an amenable number.

201021034093357 is a deficient number, since it is larger than the sum of its proper divisors (1).

201021034093357 is an equidigital number, since it uses as much as digits as its factorization.

201021034093357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 40.

The spelling of 201021034093357 in words is "two hundred one trillion, twenty-one billion, thirty-four million, ninety-three thousand, three hundred fifty-seven".