4221551902002 has 32 divisors (see below), whose sum is σ = 8498789956800. Its totient is φ = 1397918716608.

The previous prime is 4221551901997. The next prime is 4221551902031. The reversal of 4221551902002 is 2002091551224.

It is a super-2 number, since 2×4221551902002² (a number of 26 digits) contains 22 as substring.

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, 900477 + ... + 3042032.

It is an arithmetic number, because the mean of its divisors is an integer number (265587186150).

Almost surely, 2^{4221551902002} is an apocalyptic number.

4221551902002 is an abundant number, since it is smaller than the sum of its proper divisors (4277238054798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4221551902002 is a wasteful number, since it uses less digits than its factorization.

4221551902002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3943690.

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 4221551902002 in words is "four trillion, two hundred twenty-one billion, five hundred fifty-one million, nine hundred two thousand, two".