21322435406002 has 8 divisors (see below), whose sum is σ = 32039666513712. Its totient is φ = 10642546568100.

The previous prime is 21322435405951. The next prime is 21322435406017. The reversal of 21322435406002 is 20060453422312.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9335566024 + ... + 9335568307.

It is an arithmetic number, because the mean of its divisors is an integer number (4004958314214).

Almost surely, 2^{21322435406002} is an apocalyptic number.

21322435406002 is a deficient number, since it is larger than the sum of its proper divisors (10717231107710).

21322435406002 is a wasteful number, since it uses less digits than its factorization.

21322435406002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18671134904.

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 21322435406002 its reverse (20060453422312), we get a palindrome (41382888828314).

The spelling of 21322435406002 in words is "twenty-one trillion, three hundred twenty-two billion, four hundred thirty-five million, four hundred six thousand, two".