21465155150102 has 8 divisors (see below), whose sum is σ = 32271076081200. Its totient is φ = 10708129789704.

The previous prime is 21465155150093. The next prime is 21465155150147. The reversal of 21465155150102 is 20105155156412.

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

It is a super-2 number, since 2×21465155150102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12223891577 + ... + 12223893332.

It is an arithmetic number, because the mean of its divisors is an integer number (4033884510150).

Almost surely, 2^{21465155150102} is an apocalyptic number.

21465155150102 is a deficient number, since it is larger than the sum of its proper divisors (10805920931098).

21465155150102 is a wasteful number, since it uses less digits than its factorization.

21465155150102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24447785350.

The product of its (nonzero) digits is 60000, while the sum is 38.

The spelling of 21465155150102 in words is "twenty-one trillion, four hundred sixty-five billion, one hundred fifty-five million, one hundred fifty thousand, one hundred two".