40102213020523 has 8 divisors (see below), whose sum is σ = 40216500760608. Its totient is φ = 39987929144064.

The previous prime is 40102213020497. The next prime is 40102213020553. The reversal of 40102213020523 is 32502031220104.

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

It is a cyclic number.

It is not a de Polignac number, because 40102213020523 - 2⁴⁵ = 4917840931691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40102213020553) 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, 20501265 + ... + 22371997.

It is an arithmetic number, because the mean of its divisors is an integer number (5027062595076).

Almost surely, 2^{40102213020523} is an apocalyptic number.

40102213020523 is a deficient number, since it is larger than the sum of its proper divisors (114287740085).

40102213020523 is a wasteful number, since it uses less digits than its factorization.

40102213020523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931813.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 40102213020523 its reverse (32502031220104), we get a palindrome (72604244240627).

The spelling of 40102213020523 in words is "forty trillion, one hundred two billion, two hundred thirteen million, twenty thousand, five hundred twenty-three".