102021002001010 has 16 divisors (see below), whose sum is σ = 184235972348736. Its totient is φ = 40675474412208.

The previous prime is 102021002000999. The next prime is 102021002001089. The reversal of 102021002001010 is 10100200120201.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16615795302 + ... + 16615801441.

It is an arithmetic number, because the mean of its divisors is an integer number (11514748271796).

Almost surely, 2^{102021002001010} is an apocalyptic number.

102021002001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102021002001010 is a deficient number, since it is larger than the sum of its proper divisors (82214970347726).

102021002001010 is a wasteful number, since it uses less digits than its factorization.

102021002001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33231597057.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 102021002001010 its reverse (10100200120201), we get a palindrome (112121202121211).

The spelling of 102021002001010 in words is "one hundred two trillion, twenty-one billion, two million, one thousand, ten".