21374270011070 has 32 divisors (see below), whose sum is σ = 40586466523680. Its totient is φ = 8082153440640.

The previous prime is 21374270011069. The next prime is 21374270011091. The reversal of 21374270011070 is 7011007247312.

It is a super-2 number, since 2×21374270011070² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 21374270011070.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121925597 + ... + 122100776.

It is an arithmetic number, because the mean of its divisors is an integer number (1268327078865).

Almost surely, 2^{21374270011070} is an apocalyptic number.

21374270011070 is a deficient number, since it is larger than the sum of its proper divisors (19212196512610).

21374270011070 is a wasteful number, since it uses less digits than its factorization.

21374270011070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244026860.

The product of its (nonzero) digits is 16464, while the sum is 35.

Adding to 21374270011070 its reverse (7011007247312), we get a palindrome (28385277258382).

The spelling of 21374270011070 in words is "twenty-one trillion, three hundred seventy-four billion, two hundred seventy million, eleven thousand, seventy".